Perhaps you should try some spelling variations:
thanh trung » thanh tung
nang thuong » hang thuong, nang truong, dang thuong
nang huong » nang luong, hang thuong, bang phuong
hieu manh » chieu xanh, hieu nganh, dieu hanh
trung va » truong va, trang va, trung ha
dan chan » dan gian, dan ca, van chat
chan tap » han tap, phan tap, chan ta

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: ho ((hieu manh) OR (chinh sach)) - thanh trung va ((nang huong) OR (nang thuong)) dan chan tap~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho ((hieu manh) or (chinh sach)) - thanh trung va ((nang huong) OR (nang thuong)) dan chan tap~".
• Adding a wildcard symbol may retrieve word variants: ho ((hieu manh) or (chinh sach)) - thanh trung va ((nang huong) OR (nang thuong)) dan chan tap*.