Perhaps you should try some spelling variations:
chieu tinh » trieu tinh, lieu tinh, chau tinh
thanh tung » thanh cong
trung cong » truong cong, trong cong, trung uong
hieu manh » chieu xanh, hieu nganh, dieu hanh
cua trung » cua truong, xuan trung, cua nhung
tan thanh » tran thanh, tang thanh, toan thanh
thanh cac » hanh cac, thanh bac, thanh ca
tung cua » trung cua, tuong cua, dung cua
cong tan » cong tac, cong san, cong thanh

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

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