Perhaps you should try some spelling variations:
"dung java java snippets" » "dung va java snippets"
"dung doi tat slippers" » "huong doi tat slippers", "dung tai tat slippers", "dung co tat slippers", "dung doi tac slippers", "dung do tat slippers", "dung doi tai slippers", "dung doi tat slippery", "dung doi tat 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 doi tat slippers") or ("dung java java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dung doi tat slippers") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dung doi tat slippers ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung doi tat slippers") or ("dung java java snippets"))) or ("locating bug code snippets"))*.