Perhaps you should try some spelling variations:
thien thanh » thi thanh, hien hanh, chien tranh
thanh trung » thanh tung
tien thanh » tien thinh, tran thanh, den thanh
nhung cong » dung cong, thong cong, nhung don
trung cua » truong cua, trung tuan, trung cap
hang cong » dang cong, hang nong, bang cong
nhan cach » phan cac
dan nhan » danh nhan, dan chan, van nhan

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc ((thien thanh) or (tien thanh)) - thanh trung cua ((nhung cong) or (hang cong)) dan nhan cach~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((thien thanh) OR (tien thanh)) - thanh trung cua ((nhung cong) OR (hang cong)) dan nhan cach.
• Adding a wildcard symbol may retrieve word variants: hoc ((thien thanh) or (tien thanh)) - thanh trung cua ((nhung cong) or (hang cong)) dan nhan cach*.