Perhaps you should try some spelling variations:
thanh tuong » thanh thuong, thanh tung, thanh huong
hieu nganh » vien nganh, hiem ngan, nghiep nganh
chieu sang » chieu sach, chieu xanh, hieu lang
nhung cong » dung cong, thong cong, hang cong
hieu manh » chieu xanh, dieu hanh, hien hanh
tuong cua » truong cua, huong cua, thong cua
cua nhung » va nhung
cong tac » cong ty
tac toan » tap toan, tam toan, hach toan
toan cau » toan cao, toan ban, toan tap

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: ho ((((hieu manh) OR (hieu nganh))) OR (chieu sang)) - thanh tuong cua nhung cong tac toan cau~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho ((((hieu manh) OR (hieu nganh))) or (chieu sang)) - thanh tuong cua nhung cong tac toan cau~".
• Adding a wildcard symbol may retrieve word variants: ho ((((hieu manh) OR (hieu nganh))) or (chieu sang)) - thanh tuong cua nhung cong tac toan cau*.