diff --git a/lib/util/trie.js b/lib/util/trie.js
index a98f6b1..8bc5966 100644
--- a/lib/util/trie.js
+++ b/lib/util/trie.js
@@ -136,7 +136,8 @@ const __suggest = (trie, path, remaining, maxSuggestions) => {
   if (maxSuggestions === 0) {
     return [];
   }
-  if (remaining === "") {
+
+  if (remaining === '') {
     const results = [];
     if (trie.value !== undefined) {
       results.push([path, trie.value]);
@@ -152,9 +153,12 @@ const __suggest = (trie, path, remaining, maxSuggestions) => {
     }
     return results;
   }
+
   const [pos, prefix] = binarySearch(trie.children, remaining);
-  if (prefix.length === haveKey.length) {
-    return __suggest(haveChildNode, path+haveKey, remaining.slice(haveKey.length), maxSuggestions)
+  if (pos < trie.children.length) {
+    const [haveKey, haveChildNode] = trie.children[pos];
+    return __suggest(haveChildNode, path+haveKey, remaining.slice(haveKey.length), maxSuggestions);
   }
+
   return [];
 }