Perhaps you should try some spelling variations:
thanh trung » thanh tung
theo chieu » theo tieu, ho chieu, theo chu
doi chieu » doc hieu, doi chi, ho chieu
dong cong » duong cong, dung cong, dang cong
cong thai » cong hai, hong thai, cong thanh
trung ca » trung cap, truong ca, trung cua
tren cau » tren ca, tren cay, trinh cau
tren tau » tren thuc, tren may, tren dat
ca dong » cao dong, cau dong, cua dong

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((theo chieu) or (doi chieu)) xanh - thanh trung ca dong cong thai ((tren cau) or (tren tau))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((theo chieu) OR (doi chieu)) xanh - thanh trung ca dong cong thai ((tren cau) OR (tren tau)).
• Adding a wildcard symbol may retrieve word variants: ((theo chieu) or (doi chieu)) xanh - thanh trung ca dong cong thai ((tren cau) or (tren tau))*.