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"
"doan thi luu grippers" » "dan thi luu grippers", "doanh tai luu grippers", "hoang thi luu grippers", "doan thi huu grippers", "doan thi buu grippers", "doan thi lu 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: (((("doan thi luu grippers") or ("python using data slippers"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("doan thi luu grippers") OR ("python using data slippers"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( doan thi luu grippers ) or ( python using data slippers ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("doan thi luu grippers") or ("python using data slippers"))) or ("locating bug code snippets"))*.