Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"phi ba lang slippers" » "phi ban lang slippers", "phi va lang slippers", "phi ba tang slippers", "thi ba lang slippers", "phi ha lang slippers", "phi ba lang slippery", "phi ba lang grippers"
"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: (((("phi ba lang slippers") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("phi ba lang slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( phi ba lang slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("phi ba lang slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.