Perhaps you should try some spelling variations:
phuong dong » phuong dung, phuong hoang, chuong duong
duoc phuong » duong phuong, hoc phuong, dung phuong
dong thanh » truong thanh
hien manh » hien hanh, tien manh, hieu manh
hanh dung » thanh dung, anh dung, manh dung
hanh dong » anh dong, ha dong
luan duoc » luat duoc, luan nuoc, luan quoc
thanh bac » nhanh bac, thanh bai, thanh san

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc hien manh - ((hanh dung) or (hanh dong)) luan duoc phuong dong thanh bac~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc hien manh - ((hanh dung) OR (hanh dong)) luan duoc phuong dong thanh bac.
• Adding a wildcard symbol may retrieve word variants: hoc hien manh - ((hanh dung) or (hanh dong)) luan duoc phuong dong thanh bac*.