Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"doi va dan slippers" » "hoi va dan slippers", "noi va dan slippers", "dai va dan slippers", "doi ca dan slippers", "doi va dao slippers", "doi va dau slippers", "doi va dan slippery", "doi va 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: (((("doi va dan slippers") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("doi va dan slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( doi va dan slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("doi va dan slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.