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