Perhaps you should try some spelling variations:
thong thuong » thong thong, hang thuong, cong thuong
thong tuong » thong thong, thong duong, thong huong
thanh trung » thanh tung
hieu manh » chieu xanh, hieu nganh, hien hanh
trung cap » truong cao, trung tam
dan toan » van toan, dan than, manh toan
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 ((hieu manh) OR (dieu hanh)) - thanh trung cap ((thong tuong) or (thong thuong)) dan toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((hieu manh) OR (dieu hanh)) - thanh trung cap ((thong tuong) OR (thong thuong)) dan toan cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc ((hieu manh) OR (dieu hanh)) - thanh trung cap ((thong tuong) or (thong thuong)) dan toan cau".
• Adding a wildcard symbol may retrieve word variants: hoc ((hieu manh) OR (dieu hanh)) - thanh trung cap ((thong tuong) or (thong thuong)) dan toan cau*.