Perhaps you should try some spelling variations:
"dung cau code snippets" » "dung chau code snippets", "dung cu code snippets", "dung cac code snippets", "dung cau cong snippets", "dung cau de snippets", "dung cfd code snippets", "dung cuau code snippets", "dung cacu code snippets", "dung camu code snippets"
"dung ca chi snippets" » "dung cua chi snippets", "dung cac chi snippets", "dung cam chi snippets", "dung a chi snippets", "dung cu chi snippets", "dung la chi snippets"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets"

Try widening your search to All Fields.

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("dung ca chi snippets") or ("dung cau code snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dung ca chi snippets") OR ("dung cau code snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dung ca chi snippets ) or ( dung cau code snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung ca chi snippets") or ("dung cau code snippets"))) or ("locating bug code snippets"))*.