Perhaps you should try some spelling variations:
"dung java java snippets" » "dung va java snippets"
"dung o lang slippers" » "dung co lang slippers", "dung mo lang slippers", "dung so lang slippers", "dung hoa lang slippers", "dung hoi lang slippers", "dung o lang slippery", "dung o 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 o 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 o lang slippers") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dung o lang slippers ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung o lang slippers") or ("dung java java snippets"))) or ("locating bug code snippets"))*.