Perhaps you should try some spelling variations:
thong thuong » thong thong, hang thuong, cong thuong
thuong hach » thuong mach, thuong han, phuong cach
canh trinh » canh tranh, canh tinh, anh trinh
hanh trinh » canh tranh, hanh chinh
vat thong » va thong, vat trong, mat thong
hach toan » thanh toan, manh toan
ho trieu » mot trieu, 25 trieu, ho chieu
30 trieu » 25 trieu
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 trieu) OR (30 trieu)) tinh - ((canh trinh) or (hanh trinh)) vat thong thuong hach toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho trieu) OR (30 trieu)) tinh - ((canh trinh) OR (hanh trinh)) vat thong thuong hach toan cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((ho trieu) OR (30 trieu)) tinh - ((canh trinh) or (hanh trinh)) vat thong thuong hach toan cau".
• Adding a wildcard symbol may retrieve word variants: ((ho trieu) OR (30 trieu)) tinh - ((canh trinh) or (hanh trinh)) vat thong thuong hach toan cau*.