Perhaps you should try some spelling variations:
nhung phuong » dung phuong, nhu phuong, truong phuong
phuong ban » phuong bang, phuong lan, phuong bac
doi chinh » do chinh, tai chinh, hoc chinh
trung vap » trung cap, trung van, trung lap
trung va » truong va, trang va, trung ha
ban than » ban thanh, van thanh, ban hang
than cau » toan cau, phan cau, than cap

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

• Performing a fuzzy search may retrieve terms with similar spellings: doi chinh sach - manh ((trung vap) or (trung va)) nhung phuong ban than cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chinh sach - manh ((trung vap) OR (trung va)) nhung phuong ban than cau*.