Perhaps you should try some spelling variations:
thanh thanh » nhanh thanh, thanh toan, thanh phan
chieu xanh » chieu sach, chieu sang, chieu tinh
doi chieu » doc hieu, doi chi, ho chieu
hang cong » dang cong, hang nong, bang cong
thanh va » thanh van, hanh va, thanh ha
cong dan » cong san, cong tan, huong dan
toan cao » toan ban
toan tap » toan ban
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: doi chieu xanh - thanh thanh va hang cong dan ((toan cao) OR (toan tap))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "doi chieu xanh - thanh thanh va hang cong dan ((toan cao) OR (toan tap))*".