Perhaps you should try some spelling variations:
"python using data slippers" » "python using java slippers", "python using sat slippers", "python missing data slippers", "python using data slippery", "python using data grippers"
"quan ca dua snippets" » "quan cua dua snippets", "quan cau dua snippets", "quan ha dua snippets", "quan cay dua snippets", "quan ca cua snippets", "quan ca da snippets"
"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.

• If you are trying to use Boolean operators, they must be ALL CAPS: (((("quan ca dua snippets") OR ("python using data slippers"))) OR ("locating bug code snippets"))~.
• Removing quotes may allow a broader search: (((( quan ca dua snippets ) or ( python using data slippers ))) or ( locating bug code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("quan ca dua snippets") or ("python using data slippers"))) or ("locating bug code snippets"))*.