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