Perhaps you should try some spelling variations:
"dung java java snippets" » "dung va java snippets"
"dung doi pham slippers" » "huong doi pham slippers", "dung tai pham slippers", "dung co pham slippers", "dung toi pham slippers", "dung doi phat slippers", "dung duoc pham slippers", "dung doi pham slippery", "dung doi pham 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 doi pham 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 doi pham slippers"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dung java java snippets ) or ( dung doi pham slippers ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung java java snippets") or ("dung doi pham slippers"))) or ("locating bug code snippets"))*.