Perhaps you should try some spelling variations:
hanh trinh » hanh chinh
tong cong » trong cong, cong cong, dung cong
khi xanh » khia canh, thi hanh, thi anh
cong tan » cong tac, cong san, cong thanh
tran cau » tran chau, toan cau, tra cau
va tong » va thong, va tuong, va trong
ran cau » van cau, ban cau, can cau

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

• Performing a fuzzy search may retrieve terms with similar spellings: doi khi xanh - ((canh tranh) or (hanh trinh)) va tong cong tan ((tran cau) OR (ran cau))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi khi xanh - ((canh tranh) OR (hanh trinh)) va tong cong tan ((tran cau) OR (ran cau))*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "doi khi xanh - ((canh tranh) or (hanh trinh)) va tong cong tan ((tran cau) OR (ran cau))*".