Perhaps you should try some spelling variations:
"python using java slippery" » "python using data slippery", "python using java slippers"
"toan va lua grippers" » "doan va lua grippers", "tran van lua grippers", "toan ban lua grippers", "toan va luat grippers", "toan ca lua grippers", "toan vi lua grippers", "toan va lua 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.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("toan va lua grippers") or ("python using java slippery"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("toan va lua grippers") OR ("python using java slippery"))) OR ("locating bug code snippets"))*.
• Removing quotes may allow a broader search: (((( toan va lua grippers ) or ( python using java slippery ))) or ( locating bug code snippets ))*.