Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"lieu suy doc snippets" » "lieu suu doc snippets", "tieu su doc snippets", "lieu xay doc snippets", "lieu duy doc 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: (((("lieu suy doc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("lieu suy doc snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( lieu suy doc snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("lieu suy doc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.