Perhaps you should try some spelling variations:
thanh trung » thanh tung
thong cong » trong cong, tong cong, thong thong
trung cua » truong cua, trung tuan, trung cap
cua thong » cua thuong, cua khong, cua tong
hien anh » hien hanh, thien anh, dien anh
cong tac » cong ty
than cau » toan cau, than cap, thanh chau
phan cau » phan dau, phan cac, phan tu
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: hoc hien anh - thanh trung cua thong cong tac ((((than cau) or (phan cau))) or (toan cao))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc hien anh - thanh trung cua thong cong tac ((((than cau) OR (phan cau))) OR (toan cao)).
• Adding a wildcard symbol may retrieve word variants: hoc hien anh - thanh trung cua thong cong tac ((((than cau) or (phan cau))) or (toan cao))*.