Perhaps you should try some spelling variations:
"dung java java snippets" » "dung va java snippets"
"dung xen phan slippers" » "dung nen phan slippers", "dung len phan slippers", "dung tren phan slippers", "dung kenh phan slippers", "dung benh phan slippers", "dung dien phan slippers", "dung xen phan slippery", "dung xen phan 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 xen phan 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 xen phan slippers") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dung xen phan slippers ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung xen phan slippers") or ("dung java java snippets"))) or ("locating bug code snippets"))*.