Perhaps you should try some spelling variations:
"dung java java snippets" » "dung va java snippets"
"dung doi nhap slippers" » "huong doi nhap slippers", "dung tai nhap slippers", "dung co nhap slippers", "dung hoi nhap slippers", "dung doi nhan slippers", "dung moi nhat slippers", "dung doi nhap slippery", "dung doi nhap 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 doi nhap 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 doi nhap slippers") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dung doi nhap slippers ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung doi nhap slippers") or ("dung java java snippets"))) or ("locating bug code snippets"))*.