Perhaps you should try some spelling variations:
canh trong » anh trong, hanh trong, lanh trong
doi chieu » doc hieu, mot chieu, ho chieu
phat dung » hat dung, pham dung, phan dung
trong tan » trong quan, trong cac, trong ca
phan ung » phan xuong, phan cong
tan phan » toan phan, than phan, van phan
doi chi » doi khi

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 (doi chi)) tinh - canh trong ((phat dung) OR (phan ung)) trong tan phan tu~.
• Adding a wildcard symbol may retrieve word variants: ((doi chieu) or (doi chi)) tinh - canh trong ((phat dung) or (phan ung)) trong tan phan tu*.