Perhaps you should try some spelling variations:
trung tuan » trung thanh, trung tam, tran tuan
truong cao » truong dai
nhung cong » dung cong, thong cong, hang cong
trung cua » truong cua, trung cap, dung cua
chi sach » chinh sach, chieu sach, co sach
cong san » cong tac
san than » sang than, san thanh, ban than
than cau » toan cau, phan cau, than cap
doi chi » doi khi

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

• Performing a fuzzy search may retrieve terms with similar spellings: doi chi sach - thanh ((((trung cua) or (trung tuan))) or (truong cao)) nhung cong san than cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chi sach - thanh ((((trung cua) OR (trung tuan))) OR (truong cao)) nhung cong san than cau.
• Adding a wildcard symbol may retrieve word variants: doi chi sach - thanh ((((trung cua) or (trung tuan))) or (truong cao)) nhung cong san than cau*.