Perhaps you should try some spelling variations:
thanh trung » thanh tung
trung tuan » trung thanh, trung tam, tran tuan
tuan phong » thuan phong, tran phong, luan phong
phong cong » phong chong, thong cong, chong cong
cua tinh » cua sinh, va tinh, hoa tinh
cong tac » cong ty
toan cau » toan cao, toan tap, toan tai
toan ban » van ban
ha tinh » va tinh, may tinh

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

• Performing a fuzzy search may retrieve terms with similar spellings: o ((ha tinh) or (cua tinh)) - thanh trung tuan phong cong tac ((toan cau) or (toan ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: o ((ha tinh) OR (cua tinh)) - thanh trung tuan phong cong tac ((toan cau) OR (toan ban)).
• Adding a wildcard symbol may retrieve word variants: o ((ha tinh) or (cua tinh)) - thanh trung tuan phong cong tac ((toan cau) or (toan ban))*.