Perhaps you should try some spelling variations:
cdieu hanh » chieu xanh, deu hanh, dieu danh
tran thuat » trong thuat, trien thuat, tran tuan
thuat bang » thuat ban, thuat mang, thuat nang
bang thanh » ban thanh, dang thanh, tang thanh
manh tran » manh toan, manh tuan, canh tranh
bang cong » dang cong, bang song, hang cong
cong bang » cuong bang, dong bang, hong bang
thanh ca » thanh cha, thanh cac, thanh ha

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

• If you are trying to use Boolean operators, they must be ALL CAPS: doc ((dieu hanh) OR (cdieu hanh)) - manh tran thuat bang cong bang thanh ca~.
• Adding a wildcard symbol may retrieve word variants: doc ((dieu hanh) or (cdieu hanh)) - manh tran thuat bang cong bang thanh ca*.