Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"quan vi de snippets" » "quan li de snippets", "quan tri de snippets", "quan doi de snippets", "quan va de snippets", "quan gi de snippets", "quan vi do 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: (((("quan vi de snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("quan vi de snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( quan vi de snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("quan vi de snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.