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