Perhaps you should try some spelling variations:
hanh tranh » canh tranh, hanh trinh, hanh trang
chau tinh » cuu tinh, ha tinh, cua tinh
tranh cua » doanh cua, manh cua
dang nong » hang nong, tang nong, dang hoang
dang cong » dung cong
doi chau » doi chieu, gioi chau, hoi chu
toan cao » toan ban, toan tap

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: doi chau tinh - hanh tranh cua ((dang nong) OR (dang cong)) tinh toan cao~.
• Adding a wildcard symbol may retrieve word variants: doi chau tinh - hanh tranh cua ((dang nong) or (dang cong)) tinh toan cao*.