Perhaps you should try some spelling variations:
hanh trinh » canh tranh, hanh chinh
hanh trang » thanh trung, canh tranh, minh trang
cong thanh » dong thanh, cong trinh, cong tan
dang cong » dung cong
theo chu » theo chieu, cho chu, chao chu
chu tinh » chau tinh, chua tinh, cuu tinh
toan cao » toan ban, toan tap
va dang » van dang, va nang, va lang
van cau » van dau, van hau, van chat

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: theo chu tinh - ((hanh trang) OR (hanh trinh)) va dang cong thanh ((toan cao) OR (van cau))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo chu tinh - ((hanh trang) OR (hanh trinh)) va dang cong thanh ((toan cao) or (van cau))~".
• Adding a wildcard symbol may retrieve word variants: theo chu tinh - ((hanh trang) OR (hanh trinh)) va dang cong thanh ((toan cao) or (van cau))*.