Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"giai van do snippets" » "gioi van do snippets", "giai han do snippets", "giai san do snippets", "giai van dao snippets", "giai van de snippets", "giai van du 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: (((("giai van do snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("giai van do snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( giai van do snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("giai van do snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.