Perhaps you should try some spelling variations:
"python using java grippers" » "python using data grippers", "python using java slippers"
"phan huy can slippery" » "phan tu can slippery", "phan xay can slippery", "van huy can slippery", "phan duy can slippery", "phan thuy canh slippery", "phan huy tran slippery", "phan huy can slippers"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets", "locating bug code slippers"

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 can slippery") 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 can slippery") OR ("python using java grippers"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( phan huy can slippery ) or ( python using java grippers ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("phan huy can slippery") or ("python using java grippers"))) or ("locating bug code snippets"))*.