Perhaps you should try some spelling variations:
"python using java grippers" » "python using data grippers"
"phan huy han slippers" » "phan tu han slippers", "phan xay han slippers", "van huy han slippers", "phan huu han slippers", "phan huy can slippers", "phan huy hoang slippers", "phan huy han 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: (((("phan huy han slippers") or ("python using java grippers"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("phan huy han slippers") OR ("python using java grippers"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( phan huy han slippers ) or ( python using java grippers ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("phan huy han slippers") or ("python using java grippers"))) or ("locating bug code snippets"))*.