Perhaps you should try some spelling variations:
doanh luan » doanh nhan
chieu xanh » chieu sach, chieu sang, chieu tinh
nhung cong » dung cong, thong cong, hang cong
hoc chieu » hoc thieu, ho chieu, hoc hien
manh cua » doanh cua, ban cua
cong san » cong tac
toan tai » toan tap, doanh tai, toan ban
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 chieu xanh - hanh ((manh cua) or (doanh luan)) nhung cong san ((toan tai) or (toan cao))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc chieu xanh - hanh ((manh cua) OR (doanh luan)) nhung cong san ((toan tai) OR (toan cao)).
• Adding a wildcard symbol may retrieve word variants: hoc chieu xanh - hanh ((manh cua) or (doanh luan)) nhung cong san ((toan tai) or (toan cao))*.