Perhaps you should try some spelling variations:
cong thuong » hang thuong
dong thuong » dong thong, dung thuong, dong huong
chieu xanh » chieu sach, chieu sang, chieu tinh
hanh trinh » canh tranh, hanh chinh
hoc chieu » hoc thieu, ho chieu, hoc hien
trinh co » trinh do, trinh cong, trinh hoa
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 trinh co ((dong thuong) or (cong thuong)) tinh toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc chieu xanh - hanh trinh co ((dong thuong) OR (cong thuong)) tinh toan cao.
• Adding a wildcard symbol may retrieve word variants: hoc chieu xanh - hanh trinh co ((dong thuong) or (cong thuong)) tinh toan cao*.