Perhaps you should try some spelling variations:
"dung java java snippets" » "dung va java snippets"
"dang tran bai slippers" » "dang thanh bai slippers", "quang tran bai slippers", "hoang tran bai slippers", "dang toan bai slippers", "dang tran hai slippers", "dang trang tai slippers", "dang tran bai slippery", "dang tran bai 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: (((("dung java java snippets") or ("dang tran bai slippers"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dung java java snippets") OR ("dang tran bai slippers"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dung java java snippets ) or ( dang tran bai slippers ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung java java snippets") or ("dang tran bai slippers"))) or ("locating bug code snippets"))*.