Perhaps you should try some spelling variations:
dung phuong » dung thuong, bang phuong, dung chung
dong phuong » duong phuong, dong huong, dong thuong
chieu xanh » chieu sach, chieu sang, chieu tinh
thanh chau » thanh cha, thanh cham, thanh chu
hieu manh » hieu nganh, dieu hanh, hien hanh
hanh tang » hanh trang, anh tang, hanh mang
lan thanh » luan thanh, lang thanh, ban thanh
tang cua » mang cua, hang cua, tang luan

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 (chieu xanh)) - hanh tang cua ((dong phuong) or (dung phuong)) lan thanh chau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((hieu manh) OR (chieu xanh)) - hanh tang cua ((dong phuong) OR (dung phuong)) lan thanh chau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc ((hieu manh) OR (chieu xanh)) - hanh tang cua ((dong phuong) or (dung phuong)) lan thanh chau".
• Adding a wildcard symbol may retrieve word variants: hoc ((hieu manh) OR (chieu xanh)) - hanh tang cua ((dong phuong) or (dung phuong)) lan thanh chau*.