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