Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java grippers" » "python using data grippers"
"hoc dung dat slippers" » "hoc ung dat slippers", "hoc dan dat slippers", "tac dung dat slippers", "hoc dung va slippers", "hoc dung tai slippers", "hoc dung dat slippery"

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("hoc dung dat slippers") or ("python using java grippers"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hoc dung dat slippers") OR ("python using java grippers"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( hoc dung dat slippers ) or ( python using java grippers ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hoc dung dat slippers") or ("python using java grippers"))) or ("locating bug core snippets"))*.