Perhaps you should try some spelling variations:
"dung tac de snippets" » "dung tai de snippets", "dung cac de snippets", "dung tay de snippets", "dung tac ke snippets", "dung tac da snippets"
"dung dataea code snippets" » "dung dataea core snippets"
"locating bug code snippets" » "locating bug core 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 tac de snippets") or ("dung dataea code snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dung tac de snippets") OR ("dung dataea code snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dung tac de snippets ) or ( dung dataea code snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung tac de snippets") or ("dung dataea code snippets"))) or ("locating bug code snippets"))*.