Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
tieu xanh » tieu danh, chieu xanh, dieu hanh
tran chau » tranh chap, tran huu
tang cua » mang cua, tang luan, thong cua
hang cua » mang cua, hang ca, huong cua
cong tac » cong ty
tac tran » tan tran, tac trai, tac tren

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "theo tieu xanh - anh ((tang cua) OR (hang cua)) nhung cong tac tran chau~".
• Adding a wildcard symbol may retrieve word variants: theo tieu xanh - anh ((tang cua) OR (hang cua)) nhung cong tac tran chau*.