Perhaps you should try some spelling variations:
trung thanh » truong thanh
chieu xanh » chieu sach, chieu sang, chieu tinh
hanh trung » thanh trung, hanh trang, manh trung
thanh dung » thanh duong, thanh tung, thanh hung
dung chung » dung cong, dung ung, dung trung
hoc chieu » hoc thieu, ho chieu, hoc hien
manh toan » thanh toan, anh tuan, tinh toan

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc chieu xanh - hanh trung thanh dung chung ((xuan toan) or (manh toan)) cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc chieu xanh - hanh trung thanh dung chung ((xuan toan) OR (manh toan)) cao.
• Adding a wildcard symbol may retrieve word variants: hoc chieu xanh - hanh trung thanh dung chung ((xuan toan) or (manh toan)) cao*.