Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"quan va le snippets" » "quan vi le snippets", "quan ha le snippets", "luan va le snippets", "quan va de snippets", "quan vu le 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 va le 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 va le snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( quan va le snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("quan va le snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.