Perhaps you should try some spelling variations:
"dung java java snippets" » "dung va java snippets"
"dung ba lang slippers" » "dung bai lang slippers", "dung bao lang slippers", "dung bac lang slippers", "dung ban lang slippers", "dung va lang slippers", "dung ba tang slippers", "dung ba lang slippery", "dung ba lang 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 ba lang 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 ba lang slippers") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dung ba lang slippers ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung ba lang slippers") or ("dung java java snippets"))) or ("locating bug code snippets"))*.