Perhaps you should try some spelling variations:
"dung java java snippets" » "dung va java snippets"
"dung dan dan slippers" » "dung dat dan slippers", "dung san dan slippers", "tung dan dan slippers", "dung dang dan slippers", "dung ban dan slippers", "dung dao dan slippers", "dung dan dan slippery", "dung dan dan 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 dan dan 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 dan dan slippers") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dung dan dan slippers ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung dan dan slippers") or ("dung java java snippets"))) or ("locating bug code snippets"))*.