Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
hanh tranh » canh tranh, hanh trinh, hanh trang
hoc thieu » toc thieu, hoc hien
hang cong » dang cong, hang nong, bang cong
tranh va » tranh van, trang va, trinh va
tan doan » tran doan, van doan, toan doanh
tap doan » tap quan
va hang » van hang, va nang, va lang

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: "hoc thieu xanh - hanh tranh va hang cong ((tan doan) OR (tap doan)) tap~".
• Adding a wildcard symbol may retrieve word variants: hoc thieu xanh - hanh tranh va hang cong ((tan doan) OR (tap doan)) tap*.