Perhaps you should try some spelling variations:
tieu xanh » tieu danh, chieu xanh, dieu hanh
trang cua » tranh cua, tang cua, thang cua
trung cua » truong cua, trung tuan, trung cap
bang cong » dang cong, bang song, hang cong
mang cua » manh cua, dung cua, ban cua
cong tac » cong ty
tac toan » tap toan, tam toan, hach toan
toan cau » toan cao, toan ban, toan tap

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 - hanh ((((trang cua) OR (trung cua))) OR (mang cua)) bang cong tac toan cau~".
• Adding a wildcard symbol may retrieve word variants: theo tieu xanh - hanh ((((trang cua) OR (trung cua))) OR (mang cua)) bang cong tac toan cau*.