Perhaps you should try some spelling variations:
"dung trong phan snippets" » "dung truong phan snippets", "dung trong phat snippets", "dung thong phan snippets", "dung trong phan slippers"
"trinh cau code snippets" » "trinh chat code snippets", "trinh chao code snippets", "trinh tu code snippets", "trinh cau cong snippets", "trinh cau de snippets", "trinh cfd code snippets", "trinh cau code slippers"
"locating bug code snippets" » "locating bug code slippers", "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 trong phan snippets") or ("trinh cau code snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dung trong phan snippets") OR ("trinh cau code snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dung trong phan snippets ) or ( trinh cau code snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung trong phan snippets") or ("trinh cau code snippets"))) or ("locating bug code snippets"))*.