Perhaps you should try some spelling variations:
thuong duong » tuong duong, thuong luong, chuong duong
thanh trung » thanh tung
thieu xanh » chieu xanh, thien anh, thien danh
hieu manh » chieu xanh, hieu nganh, dieu hanh
ca thuong » cao thuong, cua thuong, va thuong
duong dan » duong dang, huong dan, duong van
trung ca » trung cap, truong ca, trung cua
dan phan » doan phan, dan chan, van phan
phan cac » nhan cach, phan dau, phan lap

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc ((thieu xanh) or (hieu manh)) - thanh trung ca thuong duong dan phan cac~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((thieu xanh) OR (hieu manh)) - thanh trung ca thuong duong dan phan cac*.