Perhaps you should try some spelling variations:
"doanh nhung dat snippets" » "doanh chung dat snippets", "doanh thuong dat snippets", "doanh nhan dat snippets", "doanh nhung hat snippets", "doanh nhung phat snippets", "doanh nhung danh snippets", "doanh nhung dat 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"

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 ("doanh nhung dat snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dung java java snippets") OR ("doanh nhung dat snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dung java java snippets ) or ( doanh nhung dat snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung java java snippets") or ("doanh nhung dat snippets"))) or ("locating bug code snippets"))*.