diff --git a/strings/longest_word_in_sentence.py b/strings/longest_word_in_sentence.py
index ed1da448f..0259e0ad5 100644
--- a/strings/longest_word_in_sentence.py
+++ b/strings/longest_word_in_sentence.py
@@ -10,6 +10,18 @@ def longest_word(sentence: str) -> str:
     ''
     >>> longest_word("a")
     'a'
+    >>> longest_word("A tie between words")
+    'between'
+    >>> longest_word("All words are same length")
+    'All'
+    >>> longest_word("Multiple words with the same longest length")
+    'Multiple'
+    >>> longest_word("Trailing spaces at the end ")
+    'Trailing'
+    >>> longest_word("  Leading spaces at the start")
+    'Leading'
+    >>> longest_word("Special characters !@#$%^&*() should be ignored")
+    'characters'
     """
     words = sentence.split()
     return max(words, key=len) if words else ""