Perhaps you should try some spelling variations:
thuong phuong » truong phuong, thong phuong, thong thuong
chieu xanh » chieu sach, chieu sang, chieu tinh
phuong dan » phuong danh, phuong doan, huong dan
doi chieu » doc hieu, doi chi, ho chieu
thong cap » thong cac, thong cua, thong xay
trung cap » truong cao, trung tam
dan phan » doan phan, dan chan, 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 xanh - thanh ((thong cap) or (trung cap)) thuong phuong dan phan tu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chieu xanh - thanh ((thong cap) OR (trung cap)) thuong phuong dan phan tu.
• Adding a wildcard symbol may retrieve word variants: doi chieu xanh - thanh ((thong cap) or (trung cap)) thuong phuong dan phan tu*.