Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"bai cong mot snippets" » "tai cong mot snippets", "bi cong mot snippets", "ban cong mot snippets", "bai cong dot snippets", "bai trong mot snippets", "bai cong mong 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: (((("bai cong mot snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("bai cong mot snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( bai cong mot snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("bai cong mot snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.