Perhaps you should try some spelling variations:
hanh thuong » khanh thuong, thanh thuong, hang thuong
chieu tinh » trieu tinh, lieu tinh, chau tinh
anh thuong » anh huong, hang thuong, tnhh thuong
doi chieu » doc hieu, doi chi, mot chieu
pham dung » pham dang, pham dong, pham hung
trong tan » trong quan, trong cac, trong ca
tan phan » toan phan, than phan, van phan

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

• Performing a fuzzy search may retrieve terms with similar spellings: doi chieu tinh - ((hanh thuong) or (anh thuong)) pham dung trong tan phan tu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chieu tinh - ((hanh thuong) OR (anh thuong)) pham dung trong tan phan tu*.