Perhaps you should try some spelling variations:
thong thuong » thong thong, hang thuong, cong thuong
thuong manh » thuong mach, thuong nganh, thuong mai
hieu nganh » vien nganh, hiem ngan, hieu manh
hanh tinh » hanh trinh, nhanh tinh, thanh tinh
cua thong » cua thuong, cua khong, cua tong
manh toan » thanh toan, anh tuan, tinh toan
tinh cua » trinh cua, sinh cua, tinh chat
toan cau » 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 ((dieu hanh) or (hieu nganh)) - hanh tinh cua thong thuong manh toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((dieu hanh) OR (hieu nganh)) - hanh tinh cua thong thuong manh toan cau.
• Adding a wildcard symbol may retrieve word variants: hoc ((dieu hanh) or (hieu nganh)) - hanh tinh cua thong thuong manh toan cau*.