Perhaps you should try some spelling variations:
"dung datat code snippets" » "dung dat code snippets", "dung datat core snippets", "dung datat code slippers"
"dung chi danh snippets" » "dung cho danh snippets", "dung thi danh snippets", "dung chien danh snippets", "dung chi dan snippets", "dung chi anh snippets", "dung chi dinh snippets", "dung chi danh slippers"
"locating bug code snippets" » "locating bug core snippets", "locating bug code slippers", "locating bung code snippets", "locating bugs code 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 datat code snippets") or ("dung chi danh snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dung datat code snippets") OR ("dung chi danh snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dung datat code snippets ) or ( dung chi danh snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung datat code snippets") or ("dung chi danh snippets"))) or ("locating bug code snippets"))*.