Perhaps you should try some spelling variations:
thanh trung » thanh tung
theo chieu » theo tieu, ho chieu, theo chu
chieu xanh » chieu sach, chieu sang, chieu tinh
dong tac » cong tac, dong tai, dong bac
tam van » nam van, dam van, tom van
tac ran » tac can, tac van, tac quan
ran cau » van cau, ban cau, can cau

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 xanh - thanh trung tam van dong tac ran cau~.
• Adding a wildcard symbol may retrieve word variants: theo chieu xanh - thanh trung tam van dong tac ran cau*.