Perhaps you should try some spelling variations:
thanh trung » thanh tung
chieu sach » chinh sach, chiet tach, chieu sang
hieu manh » chieu xanh, hieu nganh, dieu hanh
trung cua » truong cua, trung tuan, trung cap
dung cong » dung trong
tran tuan » tran xuan, tran quang, tran thanh
cua dung » cua dang, cua dong, qua dung
cong tac » cong ty
tac tran » tan tran, tac trai, tac tren

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho ((((hieu manh) or (chieu sach))) or (diep tinh)) - thanh trung cua dung cong tac tran tuan~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((((hieu manh) OR (chieu sach))) OR (diep tinh)) - thanh trung cua dung cong tac tran tuan.
• Adding a wildcard symbol may retrieve word variants: ho ((((hieu manh) or (chieu sach))) or (diep tinh)) - thanh trung cua dung cong tac tran tuan*.