Perhaps you should try some spelling variations:
dung phuong » dung thuong, bang phuong, dung chung
hieu nganh » vien nganh, hiem ngan, hieu manh
chieu sang » chieu sach, chieu xanh, hieu lang
hanh trung » thanh trung, hanh trang, manh trung
trung cua » truong cua, trung tuan, trung cap
danh toan » manh toan, anh toan, dang toan
cua dung » cua dang, cua dong, qua dung
dan toan » van toan, dan than, manh toan

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho ((hieu nganh) or (chieu sang)) - hanh trung cua dung phuong ((danh toan) OR (dan toan)) cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((hieu nganh) OR (chieu sang)) - hanh trung cua dung phuong ((danh toan) OR (dan toan)) cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho ((hieu nganh) or (chieu sang)) - hanh trung cua dung phuong ((danh toan) OR (dan toan)) cau".
• Adding a wildcard symbol may retrieve word variants: ho ((hieu nganh) or (chieu sang)) - hanh trung cua dung phuong ((danh toan) OR (dan toan)) cau*.