Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"ly doanh vu slippers" » "ly anh vu slippers", "ly doanh va slippers", "ly doan vu slippers", "ly doanh thu slippers", "ly doanh vu slippery", "ly doanh 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: (((("ly doanh 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: (((("ly doanh vu slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( ly doanh vu slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("ly doanh vu slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.