Perhaps you should try some spelling variations:
trong doanh » trong nganh
thieu xanh » hieu manh, thien anh, thien danh
chieu xanh » chieu sach, chieu sang, chieu tinh
doanh phan » doanh nhan, doan phan, doanh thanh
mang cua » dung cua, ban cua, cong cua
manh cua » doanh cua, ban cua
phan dau » phan tu, hang dau

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: hoc ((thieu xanh) OR (chieu xanh)) - cach ((mang cua) OR (manh cua)) dung trong doanh phan dau~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc ((thieu xanh) OR (chieu xanh)) - cach ((mang cua) or (manh cua)) dung trong doanh phan dau~".
• Adding a wildcard symbol may retrieve word variants: hoc ((thieu xanh) OR (chieu xanh)) - cach ((mang cua) or (manh cua)) dung trong doanh phan dau*.