Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"dan trinh co grippers" » "dan trinh soft grippers", "dan tinh co grippers", "van trinh co grippers", "hanh trinh co grippers", "dan trinh do grippers", "dan trinh cong grippers", "dan trinh hoa grippers"
"python using java slippery" » "python using data slippery", "python using java slippers"

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

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