Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"huu han vu slippers" » "huu han vui slippers", "huu hanh vu slippers", "huu han va slippers", "huu han vu slippery", "huu han vu grippers"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

Try widening your search to All Fields.

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("huu han vu slippers") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("huu han vu slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( huu han vu slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("huu han vu slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.