Perhaps you should try some spelling variations:
"tran binh data slippers" » "tran dinh data slippers", "tran minh data slippers", "tran vinh data slippers", "tran big data slippers", "tran binh dan slippers", "tran dinh dat slippers", "tran binh data slippery", "tran binh data grippers"
"dung java java snippets" » "dung va java snippets"
"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: (((("tran binh data slippers") or ("dung java java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tran binh data slippers") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tran binh data slippers ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tran binh data slippers") or ("dung java java snippets"))) or ("locating bug code snippets"))*.