Perhaps you should try some spelling variations:
trung tuan » trung thanh, trung tam, truong thanh
nhung cong » dung cong, thong cong, hang cong
trung cua » truong cua, trung cap, dung cua
tran tuan » tran xuan, tran quang, tran thanh
theo hau » theo dau, theo mau, theo phap
hau sach » khau sach, cau sach, ham sach
cong san » cong tac
san toan » van toan, dan toan, manh toan
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: theo hau sach - hanh ((trung cua) or (((trung tuan) OR (tran tuan)))) nhung cong san toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo hau sach - hanh ((trung cua) OR (((trung tuan) OR (tran tuan)))) nhung cong san toan cao.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo hau sach - hanh ((trung cua) or (((trung tuan) OR (tran tuan)))) nhung cong san toan cao".
• Adding a wildcard symbol may retrieve word variants: theo hau sach - hanh ((trung cua) or (((trung tuan) OR (tran tuan)))) nhung cong san toan cao*.