Perhaps you should try some spelling variations:
"cuon danh hieu snippets" » "cuong danh hieu snippets", "cuoi dan hieu snippets", "cuon sach hieu snippets", "cuon doanh hieu snippets", "cuon manh hieu snippets", "cuon dinh hieu snippets", "cuon danh hieu slippers"
"dung java java snippets" » "dung va java snippets", "dung java java slippers"
"locating bug code snippets" » "locating bug code slippers", "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: (((("cuon danh hieu snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cuon danh hieu snippets") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cuon danh hieu snippets ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cuon danh hieu snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))*.