Perhaps you should try some spelling variations:
thanh trung » thanh tung
chieu sach » chinh sach, chiet tach, chieu sang
trung tham » trung tam, trung thanh, trung thang
tham thong » pham thuong, than thuong, thoai thong
thong cong » trong cong, tong cong, thong thong
ho chieu » theo chieu, hoc thieu, doi chieu
cong tan » cong tac, cong san, cong thanh
than cau » phan cau, thanh chau, thanh mau
than cap » khan cap, thanh lap, thanh cac
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: ho chieu sach - thanh trung tham thong cong tan ((((than cau) OR (than cap))) OR (toan cau))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chieu sach - thanh trung tham thong cong tan ((((than cau) OR (than cap))) or (toan cau))~".
• Adding a wildcard symbol may retrieve word variants: ho chieu sach - thanh trung tham thong cong tan ((((than cau) OR (than cap))) or (toan cau))*.