Perhaps you should try some spelling variations:
"python using java slippery" » "python using data slippery", "python using java slippers"
"n trinh cad grippers" » "n trinh cau grippers", "n trinh cac grippers", "n trinh cam grippers", "p trinh cad grippers", "anh trinh cad grippers", "dan trinh cad grippers", "n trinh cad 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.

• If you are trying to use Boolean operators, they must be ALL CAPS: (((("n trinh cad grippers") OR ("python using java slippery"))) OR ("locating bug code snippets"))~.
• Removing quotes may allow a broader search: (((( n trinh cad grippers ) or ( python using java slippery ))) or ( locating bug code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("n trinh cad grippers") or ("python using java slippery"))) or ("locating bug code snippets"))*.