Perhaps you should try some spelling variations:
"python using java slippery" » "python using data slippery"
"toan ca dua slippers" » "toan cao dua slippers", "toan cau dua slippers", "toan cua dua slippers", "toan cay dua slippers", "toan ca cua slippers", "toan ca da slippers", "toan ca dua 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: (((("toan ca dua slippers") or ("python using java slippery"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("toan ca dua slippers") OR ("python using java slippery"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( toan ca dua slippers ) or ( python using java slippery ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("toan ca dua slippers") or ("python using java slippery"))) or ("locating bug code snippets"))*.