Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"hau cao toc snippets" » "khau cao toc snippets", "hau can toc snippets", "chat cao toc snippets", "hau cac toc snippets", "hau cao hoc snippets", "hau cao ngoc 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: (((("hau cao toc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hau cao toc snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hau cao toc snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hau cao toc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.