Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"khoa ca lua slippers" » "khoa cam lua slippers", "khoa can lua slippers", "khoa cap lua slippers", "khoa cay lua slippers", "khoa ca cua slippers", "khoa ca dua slippers", "khoa ca lua slippery", "khoa ca 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: (((("khoa ca 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: (((("khoa ca lua slippers") OR ("python using java snippets"))) OR ("locating bug code snippets"))*.
• Removing quotes may allow a broader search: (((( khoa ca lua slippers ) or ( python using java snippets ))) or ( locating bug code snippets ))*.