Perhaps you should try some spelling variations:
dung phuong » dung thuong, bang phuong, dung chung
hung phuong » nhung phuong, hong phuong, rung phuong
chieu sang » chieu sach, chieu xanh, hieu lang
thanh tung » thanh cong
hieu manh » chieu xanh, hieu nganh, dieu hanh
tung tran » trung tran, hung tran, huong tran
danh toan » manh toan, anh toan, dan toan
toan cau » toan cao, toan ban, toan tap

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 manh) or (chieu sang)) - thanh tung tran ((hung phuong) OR (dung phuong)) danh toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((hieu manh) OR (chieu sang)) - thanh tung tran ((hung phuong) OR (dung phuong)) danh toan cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho ((hieu manh) or (chieu sang)) - thanh tung tran ((hung phuong) OR (dung phuong)) danh toan cau".
• Adding a wildcard symbol may retrieve word variants: ho ((hieu manh) or (chieu sang)) - thanh tung tran ((hung phuong) OR (dung phuong)) danh toan cau*.