Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"juan liu ly snippets" » "juan luis ly snippets", "quan li ly snippets", "jin liu ly snippets", "juan lieu ly snippets", "juan luu ly snippets", "juan liu ly slippers"
"locating bug code snippets" » "locating bug code slippers", "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: (((("juan liu ly snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("juan liu ly snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( juan liu ly snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("juan liu ly snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.