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