Perhaps you should try some spelling variations:
doi chieu » doc hieu, doi chi, ho chieu
hoc thieu » toc thieu, hoc hien
canh manh » lanh manh, canh tranh, cach mang
manh cua » doanh cua, ban cua
cua dung » cua dang, cua dong, qua dung
dan phan » doan phan, van phan, dam phan
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: ((doi chieu) OR (hoc thieu)) tinh - canh manh cua dung trong ((dan phan) OR (dan chan)) cau~.
• Adding a wildcard symbol may retrieve word variants: ((doi chieu) or (hoc thieu)) tinh - canh manh cua dung trong ((dan phan) or (dan chan)) cau*.