Perhaps you should try some spelling variations:
trung tuan » trung thanh, trung tam, tran tuan
hanh trung » thanh trung, hanh trang, manh trung
thi chieu » thi chien, thi hieu, theo chieu
tuan cong » thuan cong, luan cong, tran cong
dong tai » dung tai, luong tai, cong tac
toan cau » toan cao, toan tap, toan tai
toan ban » van ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((thi chieu) or (theo tieu)) xanh - hanh trung tuan cong dong tai ((toan cau) OR (toan ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((thi chieu) OR (theo tieu)) xanh - hanh trung tuan cong dong tai ((toan cau) OR (toan ban)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((thi chieu) or (theo tieu)) xanh - hanh trung tuan cong dong tai ((toan cau) OR (toan ban))".
• Adding a wildcard symbol may retrieve word variants: ((thi chieu) or (theo tieu)) xanh - hanh trung tuan cong dong tai ((toan cau) OR (toan ban))*.