Perhaps you should try some spelling variations:
"dung datat code snippets" » "dung dat code snippets"
"dong vat core snippets" » "dong va core snippets", "dong von core snippets", "dong ha core snippets", "dong vat co snippets", "dong vat con snippets"
"locating bug code snippets" » "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 ("dong vat core snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dung datat code snippets") OR ("dong vat core snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dung datat code snippets ) or ( dong vat core snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung datat code snippets") or ("dong vat core snippets"))) or ("locating bug code snippets"))*.