Perhaps you should try some spelling variations:
thong thuong » thong thong, hang thuong, cong thuong
thuong manh » thuong mach, thuong nganh, thuong mai
hien nhanh » thien thanh, tien thanh, dien thanh
hien hanh » dieu hanh
manh toan » thanh toan, anh tuan, tinh toan
trang ca » trang va, trong ca, tang ca
tang cua » mang cua, hang cua, tang luan
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 ((hien nhanh) OR (hien hanh)) - hanh ((trang ca) or (tang cua)) thong thuong manh toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((hien nhanh) OR (hien hanh)) - hanh ((trang ca) OR (tang cua)) thong thuong manh toan cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc ((hien nhanh) OR (hien hanh)) - hanh ((trang ca) or (tang cua)) thong thuong manh toan cau".
• Adding a wildcard symbol may retrieve word variants: hoc ((hien nhanh) OR (hien hanh)) - hanh ((trang ca) or (tang cua)) thong thuong manh toan cau*.