Sometimes we need to search the chat history for a specific chat; however, we may not get the exact results of what we want. The reason incorrect keywords. Recently, after Hangout got released; the keywords like "chat with Email-id" isn't working anymore. Eg: "chat with heyugeek@gmail.com" I have also tested with "hangout with heyugeek@gmail.com" and it ain't working either. After trying for few minutes I got the answer. There is more than one way to search the history for a specific chat. The easiest one is by typing "in:chats email-id" Eg: "in:chats heyugeek@gmail.com" If you want to search only the chat you received from an email-id, then : "in:chats from:(Email-id)" Eg: "in:chats from:(heyugeek@gmail.com)" Only the chat you sent to an email-id: "in:chats to:(Email-id)" Eg: