Perhaps you should try some spelling variations:
"python using java grippers" » "python using data grippers", "python using java slippers"
"hoc cong dat slippery" » "hoc co dat slippery", "cac cong dat slippery", "hoc dung dat slippery", "hoc cong dan slippery", "hoc dong dat slippery", "hoc cong da slippery", "hoc cong dat 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: (((("hoc cong dat slippery") or ("python using java grippers"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hoc cong dat slippery") OR ("python using java grippers"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hoc cong dat slippery ) or ( python using java grippers ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hoc cong dat slippery") or ("python using java grippers"))) or ("locating bug code snippets"))*.