Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dua moi lua slippers" » "cua moi lua slippers", "dua voi lua slippers", "vua moi lua slippers", "dua moi cua slippers", "dua moi la slippers", "dua toi lua slippers", "dua moi lua slippery", "dua moi lua grippers"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("dua moi 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: (((("dua moi lua slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dua moi lua slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dua moi lua slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.