Perhaps you should try some spelling variations:
thanh phuong » thanh huong, thanh chuong, khanh phong
thien hach » thien thanh, hien hanh
phuong tao » phuong thao, phuong tay, phuong tai
thong cong » trong cong, tong cong, thong thong
tao thong » tao trong, giao thong, toan thong
cong tac » cong ty
van chat » cao chat
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 phuong tao thong cong tac van chat~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((thien hach) OR (dieu hanh)) - thanh phuong tao thong cong tac van chat.
• Adding a wildcard symbol may retrieve word variants: hoc ((thien hach) or (dieu hanh)) - thanh phuong tao thong cong tac van chat*.