Perhaps you should try some spelling variations:
ngang thanh » nang thanh, nganh thanh, ngan thanh
cong ngang » cong nhan, cong quang, cong lang
hoc thieu » hoc hien
van doanh » toan doanh, van dong, van thanh
thanh mau » hanh mau, thanh san, thanh hai
cua dung » cua dong, qua dung, cua rung
cua dang » cua cong, cua ban

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