Perhaps you should try some spelling variations:
theo chieu » theo tieu, theo chu, thi chieu
trung tuan » trung thanh, trung tam, truong thanh
trinh toan » tinh toan, thanh toan, trinh han
tran tuan » tran xuan, tran quang, tran thanh
ho chieu » hoc thieu, doi chieu, mot chieu
ban cong » bang cong, van cong, phan cong
toan cau » toan cao, toan ban, toan tap

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

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