Perhaps you should try some spelling variations:
thong thuong » thong thong, hang thuong, cong thuong
thanh trung » thanh tung
nhieu tang » chieu sang, nhiet nang
hanh trinh » canh tranh, hanh chinh
thuong anh » phuong anh, khuong anh, truong anh
hieu lang » chieu sang, hieu quang, hieu van
va thong » va thuong, va phuong, he thong
anh toan » manh toan, anh tuan, thanh 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: nho ((hieu lang) OR (nhieu tang)) - ((thanh trung) or (hanh trinh)) va thong thuong anh toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: nho ((hieu lang) OR (nhieu tang)) - ((thanh trung) OR (hanh trinh)) va thong thuong anh toan cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "nho ((hieu lang) OR (nhieu tang)) - ((thanh trung) or (hanh trinh)) va thong thuong anh toan cau".
• Adding a wildcard symbol may retrieve word variants: nho ((hieu lang) OR (nhieu tang)) - ((thanh trung) or (hanh trinh)) va thong thuong anh toan cau*.