Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"li wen lua slippers" » "li ten lua slippers", "li benh lua slippers", "li weng lua slippers", "yi wen lua slippers", "li wen lua slippery", "li wen 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: (((("li wen 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: (((("li wen lua slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( li wen lua slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("li wen lua slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.