Perhaps you should try some spelling variations:
"python using java grippers" » "python using data grippers"
"nhan cua va slippers" » "nhat cua va slippers", "nhan luc va slippers", "nhan su va slippers", "nhan cua vat slippers", "nhan chua va slippers", "nhan cua van slippers", "nhan cua va slippery"
"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: (((("nhan cua va slippers") or ("python using java grippers"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("nhan cua va slippers") OR ("python using java grippers"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( nhan cua va slippers ) or ( python using java grippers ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("nhan cua va slippers") or ("python using java grippers"))) or ("locating bug code snippets"))*.