Perhaps you should try some spelling variations:
thanh trung » thanh tung
thieu sang » chieu sang, thieu khang, thieu quang
trung tuan » trung thanh, trung tam, tran tuan
tuan nhung » quan nhung, tuan hung, thuat nhung
nhung cong » dung cong, thong cong, hang cong
hoc thieu » toc thieu, hoc hien
cong ban » cong bang, cong san, cong tan
than cap » thanh lap, thanh cac, than cua
khan cap » khan ap, khoan cam, phan cac

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc thieu sang - thanh trung tuan nhung cong ban ((than cap) OR (khan cap))~".
• Adding a wildcard symbol may retrieve word variants: hoc thieu sang - thanh trung tuan nhung cong ban ((than cap) OR (khan cap))*.