Perhaps you should try some spelling variations:
thuong cong » thong cong, thuong con, thuong dong
thieu xanh » chieu xanh, hieu manh, thien anh
trung tuan » trung thanh, trung tam, tran tuan
truong cua » truong ca, truong quan, truong cao
cong thanh » dong thanh, cong trinh, cong tan
thanh toan » thanh hoa, thanh san, tinh toan
toan ban » van ban

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

• If you are trying to use Boolean operators, they must be ALL CAPS: toc thieu xanh - thanh ((trung tuan) OR (truong cua)) thuong cong thanh toan ban~.
• Adding a wildcard symbol may retrieve word variants: toc thieu xanh - thanh ((trung tuan) or (truong cua)) thuong cong thanh toan ban*.