Perhaps you should try some spelling variations:
nhung phuong » dung phuong, nhu phuong, truong phuong
nhung huong » nhung tuong, nhung cong, nhung dung
trung tuan » trung thanh, trung tam, tran tuan
hoc chinh » hoan chinh, hoc sinh, hoc kinh
trung cua » truong cua, trung cap, dung cua
dan than » dan chan, ban than, van than
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: hoc chinh sach - manh ((trung cua) OR (trung tuan)) ((nhung huong) or (nhung phuong)) dan than cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc chinh sach - manh ((trung cua) OR (trung tuan)) ((nhung huong) OR (nhung phuong)) dan than cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc chinh sach - manh ((trung cua) OR (trung tuan)) ((nhung huong) or (nhung phuong)) dan than cau".
• Adding a wildcard symbol may retrieve word variants: hoc chinh sach - manh ((trung cua) OR (trung tuan)) ((nhung huong) or (nhung phuong)) dan than cau*.