Perhaps you should try some spelling variations:
thanh trung » thanh tung
nhung huong » nhung phuong, nhung tuong, nhung cong
hieu nganh » vien nganh, hiem ngan, nghiep nganh
hieu manh » chieu xanh, dieu hanh, hien hanh
cua nhung » va nhung
dan thanh » dang thanh, danh thanh, ban thanh
thanh cau » thanh chau, thanh mau, nhanh cau

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc ((hieu manh) OR (hieu nganh)) - ((canh tranh) or (thanh trung)) cua nhung huong dan thanh cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((hieu manh) OR (hieu nganh)) - ((canh tranh) OR (thanh trung)) cua nhung huong dan thanh cau*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc ((hieu manh) OR (hieu nganh)) - ((canh tranh) or (thanh trung)) cua nhung huong dan thanh cau*".