Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"men cho can snippets" » "nen cho can snippets", "ben cho can snippets", "yen cho can snippets", "men cho cac snippets", "men cho phan snippets", "men cho cong 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: (((("men cho can snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("men cho can snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( men cho can snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("men cho can snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.