Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"luat bai doc snippets" » "luat bao doc snippets", "luat dai doc snippets", "luat bat doc snippets", "luat bai hoc 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: (((("luat bai 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: (((("luat bai doc snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( luat bai doc snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("luat bai doc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.