Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
canh trinh » canh tranh, hanh trinh, canh tinh
cong toan » cong hoan, cong tuan, cong doan
trinh va » trinh van, trinh vat, trinh ve
cong tan » cong tac, cong san, cong thanh
hang tai » hang va, dung tai
va hang » van hang, va nang, va lang

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

• Performing a fuzzy search may retrieve terms with similar spellings: toc thieu xanh - canh trinh va hang ((cong toan) OR (cong tan)) hang tai~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "toc thieu xanh - canh trinh va hang ((cong toan) OR (cong tan)) hang tai".
• Adding a wildcard symbol may retrieve word variants: toc thieu xanh - canh trinh va hang ((cong toan) OR (cong tan)) hang tai*.