Perhaps you should try some spelling variations:
"python using java slippery" » "python using data slippery"
"anh trinh co slippers" » "hanh trinh co slippers", "anh tinh co slippers", "thanh trinh co slippers", "anh trinh do slippers", "anh trinh cong slippers", "anh trinh hoa slippers", "anh trinh co 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: (((("anh trinh co slippers") or ("python using java slippery"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("anh trinh co slippers") OR ("python using java slippery"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( anh trinh co slippers ) or ( python using java slippery ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("anh trinh co slippers") or ("python using java slippery"))) or ("locating bug code snippets"))*.