Perhaps you should try some spelling variations:
"python using java slippery" » "python using data slippery", "python using java slippers"
"hoa quan den grippers" » "hoa luan den grippers", "hoa qua den grippers", "hoa dan den grippers", "hoa quan doan grippers", "hoa quan he grippers", "hoa quan doi grippers", "hoa quan den 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: (((("hoa quan den grippers") or ("python using java slippery"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hoa quan den grippers") OR ("python using java slippery"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hoa quan den grippers ) or ( python using java slippery ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hoa quan den grippers") or ("python using java slippery"))) or ("locating bug code snippets"))*.