Perhaps you should try some spelling variations:
"dung java java snippets" » "dung va java snippets"
"dung ap dung slippers" » "dung lap dung slippers", "dung ai dung slippers", "dung tai dung slippers", "dung xay dung slippers", "dung van dung slippers", "dung ap dung slippery", "dung ap dung 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 ap dung 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 ap dung slippers") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dung ap dung slippers ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung ap dung slippers") or ("dung java java snippets"))) or ("locating bug code snippets"))*.