Perhaps you should try some spelling variations:
"python using java slippery" » "python using data slippery"
"dung doi xua slippers" » "huong doi xua slippers", "dung tai xua slippers", "dung co xua slippers", "dung doi cua slippers", "dung doi xa slippers", "dung hoi xuat slippers", "dung doi xua grippers"
"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: (((("dung doi xua slippers") or ("python using java slippery"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dung doi xua slippers") OR ("python using java slippery"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dung doi xua slippers ) or ( python using java slippery ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung doi xua slippers") or ("python using java slippery"))) or ("locating bug code snippets"))*.