diff --git a/src/config.rs b/src/config.rs
index e545066..f7e69c1 100644
--- a/src/config.rs
+++ b/src/config.rs
@@ -34,15 +34,15 @@ impl Config {
     // Update the current config with the given config. This is used to make it so
     // the default-config.toml is always used as a fallback if the user decides to
     // use the default for something.
-    pub fn update(&mut self, other: Self) {
-        self.bind = other.bind;
-        self.engine_list_separator = self.engine_list_separator.or(other.engine_list_separator);
+    pub fn update(&mut self, new: Config) {
+        self.bind = new.bind;
+        self.engine_list_separator = new.engine_list_separator.or(self.engine_list_separator);
         assert_ne!(self.engine_list_separator, None);
-        for (key, value) in other.engines.map {
+        for (key, new) in new.engines.map {
             if let Some(existing) = self.engines.map.get_mut(&key) {
-                existing.update(value);
+                existing.update(new);
             } else {
-                self.engines.map.insert(key, value);
+                self.engines.map.insert(key, new);
             }
         }
     }
@@ -88,12 +88,11 @@ pub enum DefaultableEngineConfig {
 }
 
 impl DefaultableEngineConfig {
-    pub fn update(&mut self, other: Self) {
-        match (self, other) {
-            (Self::Boolean(existing), Self::Boolean(other)) => *existing = other,
-            (Self::Full(existing), Self::Full(other)) => existing.update(other),
-            _ => (),
-        }
+    pub fn update(&mut self, new: Self) {
+        let mut self_full = FullEngineConfig::from(self.clone());
+        let other_full = FullEngineConfig::from(new);
+        self_full.update(other_full);
+        *self = DefaultableEngineConfig::Full(self_full);
     }
 }
 
@@ -147,11 +146,11 @@ impl Default for FullEngineConfig {
 }
 
 impl FullEngineConfig {
-    pub fn update(&mut self, other: Self) {
-        self.enabled = other.enabled;
-        if other.weight != 0. {
-            self.weight = other.weight;
+    pub fn update(&mut self, new: Self) {
+        self.enabled = new.enabled;
+        if new.weight != 0. {
+            self.weight = new.weight;
         }
-        self.extra = other.extra;
+        self.extra = new.extra;
     }
 }
diff --git a/src/engines/macros.rs b/src/engines/macros.rs
index c285a71..c8887ba 100644
--- a/src/engines/macros.rs
+++ b/src/engines/macros.rs
@@ -58,6 +58,7 @@ macro_rules! engine_requests {
                 }
             }
 
+            #[tracing::instrument(skip(self, res), fields(engine = %self))]
             pub fn parse_response(&self, res: &HttpResponse) -> eyre::Result<EngineResponse> {
                 #[allow(clippy::useless_conversion)]
                 match self {
diff --git a/src/engines/search/google.rs b/src/engines/search/google.rs
index 47efe82..2b4aa58 100644
--- a/src/engines/search/google.rs
+++ b/src/engines/search/google.rs
@@ -18,7 +18,6 @@ pub fn request(query: &str) -> reqwest::RequestBuilder {
 }
 
 pub fn parse_response(body: &str) -> eyre::Result<EngineResponse> {
-    // write to google.html
     parse_html_response_with_opts(
         body,
         ParseOpts::new()
@@ -28,7 +27,7 @@ pub fn parse_response(body: &str) -> eyre::Result<EngineResponse> {
             .result("div.g > div, div.xpd > div:first-child")
             .title("h3")
             .href("a[href]")
-            .description("div[data-sncf], div[style='-webkit-line-clamp:2']")
+            .description("div[data-sncf='2'], div[style='-webkit-line-clamp:2']")
             .featured_snippet("block-component")
             .featured_snippet_description(QueryMethod::Manual(Box::new(|el: &ElementRef| {
                 let Some(description_container_el) = el
diff --git a/src/normalize.rs b/src/normalize.rs
index 17e3dc3..4318dbf 100644
--- a/src/normalize.rs
+++ b/src/normalize.rs
@@ -1,14 +1,18 @@
-use tracing::error;
+use std::borrow::Cow;
+
+use tracing::{error, warn};
 use url::Url;
 
+#[tracing::instrument]
 pub fn normalize_url(url: &str) -> eyre::Result<String> {
     let url = url.trim_end_matches('#');
     if url.is_empty() {
+        warn!("url is empty");
         return Ok(String::new());
     }
 
     let Ok(mut url) = Url::parse(url) else {
-        error!("failed to parse url: {url}");
+        error!("failed to parse url");
         return Ok(url.to_string());
     };
 
@@ -56,7 +60,13 @@ pub fn normalize_url(url: &str) -> eyre::Result<String> {
 
     // url decode and encode path
     let path = url.path().to_string();
-    let path = urlencoding::decode(&path)?;
+    let path = match urlencoding::decode(&path) {
+        Ok(path) => path,
+        Err(e) => {
+            warn!("failed to decode path: {e}");
+            Cow::Owned(path)
+        }
+    };
     url.set_path(path.as_ref());
 
     let url = url.to_string();
diff --git a/src/parse.rs b/src/parse.rs
index d54b055..b6f9992 100644
--- a/src/parse.rs
+++ b/src/parse.rs
@@ -6,6 +6,7 @@ use crate::{
 };
 
 use scraper::{Html, Selector};
+use tracing::trace;
 
 #[derive(Default)]
 pub struct ParseOpts {
@@ -152,15 +153,19 @@ pub(super) fn parse_html_response_with_opts(
             })
         })?;
         let description = description_query_method.call(&result)?;
+        trace!("url: {url}, title: {title}, description: {description}");
+        trace!("result: {:?}", result.value().classes().collect::<Vec<_>>());
 
         // this can happen on google if you search "roll d6"
         let is_empty = description.is_empty() && title.is_empty();
         if is_empty {
+            trace!("empty content for {url} ({title}), skipping");
             continue;
         }
 
         // this can happen on google if it gives you a featured snippet
         if description.is_empty() {
+            trace!("empty description for {url} ({title}), skipping");
             continue;
         }