Perhaps you should try some spelling variations:
thanh trung » thanh tung
vien thanh » viet thanh, tien thanh, dien thanh
trung cua » truong cua, trung tuan, trung cap
tong cong » trong cong, cong cong, dung cong
hoc vien » hoc hien, hoc viet, hoc tieng
cua tong » cua cong, cua dong, cua nong
cong san » cong tac
than cau » toan cau, phan cau, than cap
phan dau » phan tu, hang dau
toan tap » toan ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc vien thanh - thanh trung cua tong cong san ((((than cau) or (phan dau))) or (toan tap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc vien thanh - thanh trung cua tong cong san ((((than cau) OR (phan dau))) OR (toan tap)).
• Adding a wildcard symbol may retrieve word variants: hoc vien thanh - thanh trung cua tong cong san ((((than cau) or (phan dau))) or (toan tap))*.