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