Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"van tranh vu slippers" » "van thanh vu slippers", "van ranh vu slippers", "can tranh vu slippers", "van tran vu slippers", "van tranh va slippers", "van tranh cua slippers", "van tranh vu slippery", "van tranh 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: (((("van tranh 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: (((("van tranh vu slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( van tranh vu slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("van tranh vu slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.