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