Perhaps you should try some spelling variations:
thanh trung » thanh tung
thieu xanh » chieu xanh, hieu manh, thien anh
trung tuan » trung thanh, trung tam, tran tuan
tuan dong » tuan duong, quan dong, luan dong
cong ban » cong bang, cong tan, cong dan
cong san » cong tac
than cau » toan cau, phan cau, than cap

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 - thanh trung tuan dong ((cong ban) OR (cong san)) than cau~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "toc thieu xanh - thanh trung tuan dong ((cong ban) OR (cong san)) than cau".
• Adding a wildcard symbol may retrieve word variants: toc thieu xanh - thanh trung tuan dong ((cong ban) OR (cong san)) than cau*.