Perhaps you should try some spelling variations:
ngang thanh » nang thanh, nganh thanh, nhanh thanh
thieu tinh » trieu tinh, chieu tinh, thien tinh
hanh doanh » hang doanh, chinh doanh, doanh doanh
ngan thanh » nganh thanh, ngon thanh, nhan thanh
hoc thieu » toc thieu, hoc hien
doanh cua » doanh luan
dang cong » dung cong
cua dang » cua cong, cua ban

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc thieu tinh - hanh doanh cua dang cong ((ngang thanh) OR (ngan thanh)) mau~".
• Adding a wildcard symbol may retrieve word variants: hoc thieu tinh - hanh doanh cua dang cong ((ngang thanh) OR (ngan thanh)) mau*.