Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"bieu cao hon snippets" » "lieu cao hon snippets", "sieu cao hon snippets", "chieu cao hon snippets", "bieu cao son snippets", "bieu cao hoc snippets", "bieu ca hon 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: (((("bieu cao hon snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("bieu cao hon snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( bieu cao hon snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("bieu cao hon snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.