Perhaps you should try some spelling variations:
thong vong » thong cong, thong vung, thong dong
manh tung » manh hung, thanh tung
vong tuan » vuong tuan, cong tuan, hoang tuan
ho trieu » mot trieu, 25 trieu, ho chieu
30 trieu » 25 trieu
va thong » va thuong, va phuong, he thong
tuan cau » toan cau, quan cau, tuan cu
tung va » trung va, tuong va, dung va

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 - manh tung va thong thong vong tuan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho trieu) OR (30 trieu)) tinh - manh tung va thong thong vong tuan cau.
• Adding a wildcard symbol may retrieve word variants: ((ho trieu) or (30 trieu)) tinh - manh tung va thong thong vong tuan cau*.