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