Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"chat cho ao snippets" » "chat co ao snippets", "chat thom ao snippets", "cap cho ao snippets", "chat cho dao snippets", "chat cho bao snippets", "chat cho cao snippets"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

Try widening your search to All Fields.

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("chat cho ao snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("chat cho ao snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( chat cho ao snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("chat cho ao snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.