Perhaps you should try some spelling variations:
"dung java java snippets" » "dung va java snippets"
"dung qua tan slippers" » "duong qua tan slippers", "dung quan tan slippers", "dung cua tan slippers", "dung quai tan slippers", "dung qua tang slippers", "dung qua than slippers", "dung qua tan slippery", "dung qua tan 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 qua tan 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 qua tan slippers") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dung qua tan slippers ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung qua tan slippers") or ("dung java java snippets"))) or ("locating bug code snippets"))*.