Perhaps you should try some spelling variations:
chiet tach » chieu sach
hanh trung » thanh trung, hanh trang, manh trung
trung cua » truong cua, trung tuan, trung cap
cua trung » cua truong, xuan trung, cua nhung
ho chiet » ho chieu, ho thiet, hoc thiet
dan than » ban than, van than, dan toan
dan chan » dan gian, dan ca, van chat

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

• If you are trying to use Boolean operators, they must be ALL CAPS: ho chiet tach - hanh trung cua trung uong ((dan than) OR (dan chan)) cao~.
• Adding a wildcard symbol may retrieve word variants: ho chiet tach - hanh trung cua trung uong ((dan than) or (dan chan)) cao*.