Perhaps you should try some spelling variations:
"dung java java snippets" » "dung va java snippets"
"dung sinh vat slippers" » "duong sinh vat slippers", "dang sinh vat slippers", "dung ninh vat slippers", "dung sinh vat slippery", "dung sinh vat 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 java java snippets") or ("dung sinh vat slippers"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dung java java snippets") OR ("dung sinh vat slippers"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dung java java snippets ) or ( dung sinh vat slippers ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung java java snippets") or ("dung sinh vat slippers"))) or ("locating bug code snippets"))*.