Perhaps you should try some spelling variations:
trung thuat » trong thuat, thuong thuat, trung thuc
theo chieu » theo tieu, ho chieu, theo chu
chieu tinh » trieu tinh, lieu tinh, chau tinh
trung tuan » trung thanh, trung tam, tran tuan
nhung cong » dung cong, thong cong, hang cong
cong san » cong tac
san than » sang than, san thanh, ban than
than cau » toan cau, phan cau, than cap

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: "theo chieu tinh - hanh ((trung thuat) OR (trung tuan)) nhung cong san than cau~".
• Adding a wildcard symbol may retrieve word variants: theo chieu tinh - hanh ((trung thuat) OR (trung tuan)) nhung cong san than cau*.