Perhaps you should try some spelling variations:
"dung java java snippets" » "dung va java snippets"
"dung co dun slippers" » "dung cho dun slippers", "dung cong dun slippers", "dung cua dun slippers", "dung co dan slippers", "dung mo dun slippers", "dung co don slippers", "dung co dun slippery", "dung co dun 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 co dun 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 co dun slippers") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dung co dun slippers ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung co dun slippers") or ("dung java java snippets"))) or ("locating bug code snippets"))*.