Perhaps you should try some spelling variations:
hanh tranh » canh tranh, hanh trinh, hanh trang
theo chieu » theo tieu, ho chieu, theo chu
thong cong » tong cong, thong thong, phong chong
tranh cua » doanh cua, manh cua
tan than » tan thanh, tan tran, ban than
than cap » khan cap, thanh lap, thanh cac
doi chi » doi khi

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

• If you are trying to use Boolean operators, they must be ALL CAPS: ((theo chieu) OR (doi chi)) xanh - hanh tranh cua ((thong cong) OR (trong cong)) tan than cap~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((theo chieu) or (doi chi)) xanh - hanh tranh cua ((thong cong) OR (trong cong)) tan than cap~".
• Adding a wildcard symbol may retrieve word variants: ((theo chieu) or (doi chi)) xanh - hanh tranh cua ((thong cong) OR (trong cong)) tan than cap*.