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