Perhaps you should try some spelling variations:
hanh tranh » canh tranh, hanh trinh, hanh trang
hoa thiet » hoc thiet, toan thiet, hoa viet
tranh cua » doanh cua, manh cua
tong cong » trong cong, cong cong, dung cong
tran manh » tran minh, tran thanh, tran van
ho chieu » theo chieu, hoc thieu, doi chieu
cua tong » cua cong, cua dong, cua nong
cong dan » cong san, cong tan, huong dan
than man » than ma, thanh san, than phan

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: ((hoa thiet) OR (ho chieu)) tach - hanh tranh cua tong cong dan ((than man) OR (tran manh))~.
• Adding a wildcard symbol may retrieve word variants: ((hoa thiet) or (ho chieu)) tach - hanh tranh cua tong cong dan ((than man) or (tran manh))*.