Perhaps you should try some spelling variations:
hien xanh » hien hanh, hien nhanh, chieu xanh
doanh cua » doanh luan
trung cua » truong cua, trung tuan, trung cap
hang cong » dang cong, hang nong, bang cong
tran chau » tranh chap, tran huu
cong tac » cong ty
toan cau » toan cao, toan ban, toan tap

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc hien xanh - hanh ((doanh cua) or (trung cua)) hang cong tac ((toan cau) or (tran chau))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc hien xanh - hanh ((doanh cua) OR (trung cua)) hang cong tac ((toan cau) OR (tran chau)).
• Adding a wildcard symbol may retrieve word variants: hoc hien xanh - hanh ((doanh cua) or (trung cua)) hang cong tac ((toan cau) or (tran chau))*.