Perhaps you should try some spelling variations:
trong thanh » truong thanh, trung thanh, rong thanh
theo chieu » theo tieu, ho chieu, theo chu
chieu sang » chieu sach, chieu xanh, hieu lang
trung tuan » trung thanh, trung tam, truong thanh
thanh toan » thanh hoa, thanh san, tinh toan
truong ca » truong cao, truong va, trong ca
tran tuan » tran xuan, tran quang, tran thanh
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 sang - thanh ((truong ca) OR (((trung tuan) OR (tran tuan)))) dung trong thanh toan cau~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo chieu sang - thanh ((truong ca) or (((trung tuan) OR (tran tuan)))) dung trong thanh toan cau~".
• Adding a wildcard symbol may retrieve word variants: theo chieu sang - thanh ((truong ca) or (((trung tuan) OR (tran tuan)))) dung trong thanh toan cau*.