Perhaps you should try some spelling variations:
tieu xanh » tieu danh, chieu xanh, dieu hanh
trung cua » truong cua, trung tuan, trung cap
dung cong » dung trong
tung cua » tuong cua, dung cua, tang cua
cong tan » cong tac, cong san, cong thanh
cac cau » cac mau, bac cau, ca cau
cua cau » cua cac, cua chu, cua cay

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 - thanh ((tung cua) or (trung cua)) dung cong tan ((cac cau) or (cua cau))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo tieu xanh - thanh ((tung cua) OR (trung cua)) dung cong tan ((cac cau) OR (cua cau)).
• Adding a wildcard symbol may retrieve word variants: theo tieu xanh - thanh ((tung cua) or (trung cua)) dung cong tan ((cac cau) or (cua cau))*.