Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
hoc thieu » toc thieu, hoc hien
cua dong » chua dong, cua cong, cua nong
cua dang » cua cong, cua ban
cong san » cong tac
san chay » san pham, van chat, dan chan
chay cau » chay cao, chay chua, cay ca

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: hoc thieu xanh - hanh chinh ((cua dong) OR (cua dang)) cong san chay cau~.
• Adding a wildcard symbol may retrieve word variants: hoc thieu xanh - hanh chinh ((cua dong) or (cua dang)) cong san chay cau*.