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