Perhaps you should try some spelling variations:
luat thuong » suat thong
thuong dong » phuong dong, tuong dong, chuong dong
nhieu tang » hieu lang, nhiet nang
chieu sang » chieu sach, chieu xanh, hieu lang
hanh trinh » hanh chinh
dong dan » dong danh, duong dan, dong san
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: ho ((nhieu tang) or (chieu sang)) - ((hanh trinh) OR (canh tranh)) luat thuong dong dan toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((nhieu tang) OR (chieu sang)) - ((hanh trinh) OR (canh tranh)) luat thuong dong dan toan cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho ((nhieu tang) or (chieu sang)) - ((hanh trinh) OR (canh tranh)) luat thuong dong dan toan cau".
• Adding a wildcard symbol may retrieve word variants: ho ((nhieu tang) or (chieu sang)) - ((hanh trinh) OR (canh tranh)) luat thuong dong dan toan cau*.