Perhaps you should try some spelling variations:
truong cong » trong cong, truong dong, truong long
thanh trung » thanh tung
theo chieu » theo tieu, ho chieu, thi chieu
cua truong » cua trung, xuan truong, cac truong
doi chieu » doc hieu, doi chi, ho chieu
trung cua » truong cua, trung tuan, trung cap
theo chu » cho chu, chao chu, theo yeu
cong tac » cong ty
tac toan » tap toan, tam toan, hach toan
toan cau » toan cao, toan ban, toan tap

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

• If you are trying to use Boolean operators, they must be ALL CAPS: ((((theo chieu) OR (theo chu))) OR (doi chieu)) sang - thanh trung cua truong cong tac toan cau~.
• Adding a wildcard symbol may retrieve word variants: ((((theo chieu) or (theo chu))) or (doi chieu)) sang - thanh trung cua truong cong tac toan cau*.