Perhaps you should try some spelling variations:
"python using java slippery" » "python using data slippery", "python using java slippers"
"doan cap da grippers" » "doanh cao da grippers", "dan ca da grippers", "toan cao da grippers", "doan cap do grippers", "doan cap va grippers", "doan ca da grippers", "doan cap da 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: (((("doan cap da grippers") OR ("python using java slippery"))) OR ("locating bug code snippets"))~.
• Removing quotes may allow a broader search: (((( doan cap da grippers ) or ( python using java slippery ))) or ( locating bug code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("doan cap da grippers") or ("python using java slippery"))) or ("locating bug code snippets"))*.