Perhaps you should try some spelling variations:
"dung using data snippets" » "dung ung data snippets", "dung sinh data snippets", "dung uong data snippets", "dung using java snippets", "dung using sat snippets", "dung missing data snippets", "dung using data slippers"
"dung cua doanh snippets" » "dung luat doanh snippets", "dung cua dang snippets", "dung cua dan snippets", "dung luan doanh snippets", "dung cho doanh snippets", "dung cua doanh 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 cua doanh snippets") or ("dung using data snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dung cua doanh snippets") OR ("dung using data snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dung cua doanh snippets ) or ( dung using data snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung cua doanh snippets") or ("dung using data snippets"))) or ("locating bug code snippets"))*.