Perhaps you should try some spelling variations:
hanh trinh » canh tranh, hanh chinh
hanh trang » thanh trung, canh tranh, minh trang
cong cong » cong dong, trong cong, dung cong
cot diep » co dien, cot thep, cot lieu
cong tan » cong tac, cong san, cong thanh
tan toan » tan tran, tap toan, van toan
toan cao » toan ban, toan tap
co dieu » cao dieu, cho dieu, co dien

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((cot diep) or (co dieu)) tinh - ((hanh trang) or (hanh trinh)) cua cong cong tan toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((cot diep) OR (co dieu)) tinh - ((hanh trang) OR (hanh trinh)) cua cong cong tan toan cao.
• Adding a wildcard symbol may retrieve word variants: ((cot diep) or (co dieu)) tinh - ((hanh trang) or (hanh trinh)) cua cong cong tan toan cao*.