Perhaps you should try some spelling variations:
tieu xanh » tieu danh, chieu xanh, tien anh
dong cong » duong cong, dung cong, dang cong
hanh han » hanh nhan, hanh phan, hanh san
cua dong » chua dong, cua cong, cua dang
cong tan » cong tac, cong san, cong thanh
toan ban » van ban
han cua » hang cua, nhan cua, than cua

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo ((tieu xanh) or (dieu hanh)) - hanh han cua dong cong tan ((toan tap) or (toan ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((tieu xanh) OR (dieu hanh)) - hanh han cua dong cong tan ((toan tap) OR (toan ban)).
• Adding a wildcard symbol may retrieve word variants: theo ((tieu xanh) or (dieu hanh)) - hanh han cua dong cong tan ((toan tap) or (toan ban))*.