Perhaps you should try some spelling variations:
"anh trinh co grippers" » "anh trinh soft grippers", "hanh trinh co grippers", "anh tinh co grippers", "thanh trinh co grippers", "anh trinh do grippers", "anh trinh cong grippers", "anh trinh hoa grippers"
"python using java slippers" » "python using data slippers", "python using java 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: (((("anh trinh co grippers") or ("python using java slippers"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("anh trinh co grippers") OR ("python using java slippers"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( anh trinh co grippers ) or ( python using java slippers ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("anh trinh co grippers") or ("python using java slippers"))) or ("locating bug code snippets"))*.