Perhaps you should try some spelling variations:
hien nhanh » thien thanh, tien thanh, dien thanh
thanh tung » thanh cong
thong song » thong cong, thong dong, thong hong
hien hanh » dieu hanh
tao thong » tao trong, giao thong, toan thong
tung tao » trung tam, tuong tac, trong tao
van phan » van phong, van thanh, luan phan
van tuan » van quan, van ban, anh tuan

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc ((hien hanh) or (hien nhanh)) - thanh tung tao thong song ((van phan) or (van tuan)) cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((hien hanh) OR (hien nhanh)) - thanh tung tao thong song ((van phan) OR (van tuan)) cau.
• Adding a wildcard symbol may retrieve word variants: hoc ((hien hanh) or (hien nhanh)) - thanh tung tao thong song ((van phan) or (van tuan)) cau*.