Perhaps you should try some spelling variations:
"dung java java snippets" » "dung va java snippets"
"dung hoi dan slippers" » "duong hoi dan slippers", "dung hoai dan slippers", "dung thoi dan slippers", "dung hoa dan slippers", "dung hoc dan slippers", "dung hoi dap slippers", "dung hoi dan slippery", "dung hoi dan 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 ("dung hoi dan slippers"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dung java java snippets") OR ("dung hoi dan slippers"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dung java java snippets ) or ( dung hoi dan slippers ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung java java snippets") or ("dung hoi dan slippers"))) or ("locating bug code snippets"))*.