Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dau tu lua slippers" » "dau tu luan slippers", "dau tu luat slippers", "dau tu cua slippers", "dau tu lua slippery", "dau tu 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: (((("dau tu 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: (((("dau tu lua slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dau tu lua slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dau tu lua slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.