Perhaps you should try some spelling variations:
phuong cang » phuong bang, phuong hoang, phuong giang
thanh trung » thanh tung
thieu tinh » trieu tinh, thien tinh, lieu tinh
chieu tinh » trieu tinh, lieu tinh, chau tinh
cac phuong » cac truong
trung cac » truong cac, trung cap, trong cac
cang dan » cong dan, tang dan, canh dan
dan than » dan chan, ban than, van than
than cap » khan cap, thanh lap, thanh cac

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc ((thieu tinh) or (chieu tinh)) - thanh trung cac phuong cang dan than cap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((thieu tinh) OR (chieu tinh)) - thanh trung cac phuong cang dan than cap.
• Adding a wildcard symbol may retrieve word variants: hoc ((thieu tinh) or (chieu tinh)) - thanh trung cac phuong cang dan than cap*.