Perhaps you should try some spelling variations:
thanh thuong » thanh huong, thanh chuong, thanh phuong
thien hach » thien thanh, hien hanh
thuong cao » truong cao, thong cao, thuong chau
cao thuong » cao truong, ca thuong, cho thuong
thuong con » thuong dong, truong cong, thong cong
van chat » cao chat
con tac » cong tac, con tap, can tac
tac van » tac vang, cac van, tac va

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 hach) or (dieu hanh)) - thanh thuong cao thuong con tac van chat~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((thien hach) OR (dieu hanh)) - thanh thuong cao thuong con tac van chat.
• Adding a wildcard symbol may retrieve word variants: hoc ((thien hach) or (dieu hanh)) - thanh thuong cao thuong con tac van chat*.