Perhaps you should try some spelling variations:
phuong cham » phuong phap, phuong thao
thanh tuong » thanh thuong, thanh tung, thanh huong
chieu tinh » trieu tinh, lieu tinh, chau tinh
chieu xanh » chieu sach, chieu sang
nhung cong » dung cong, thong cong, hang cong
tan phuong » tran phuong, tai phuong, van phuong
hieu manh » hieu nganh, dieu hanh, hien hanh
tuong ban » tuong bang, trong ban, tuong dan
ban nhung » san nhung, ban phuong, gian nhung
cong tan » cong tac, cong san, cong thanh

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: hoc ((hieu manh) OR (((chieu xanh) OR (chieu tinh)))) - thanh tuong ban nhung cong tan phuong cham~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc ((hieu manh) or (((chieu xanh) OR (chieu tinh)))) - thanh tuong ban nhung cong tan phuong cham~".
• Adding a wildcard symbol may retrieve word variants: hoc ((hieu manh) or (((chieu xanh) OR (chieu tinh)))) - thanh tuong ban nhung cong tan phuong cham*.