Perhaps you should try some spelling variations:
"dung java java snippets" » "dung va java snippets"
"dung dat hieu slippers" » "dung va hieu slippers", "dung tai hieu slippers", "dung dao hieu slippers", "dung dat tieu slippers", "dung rat nhieu slippers", "dung dat hieu slippery", "dung dat hieu 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 dat hieu 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 dat hieu slippers") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dung dat hieu slippers ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung dat hieu slippers") or ("dung java java snippets"))) or ("locating bug code snippets"))*.