Perhaps you should try some spelling variations:
nhung cong » dung cong, hang cong, nhung don
thong cong » trong cong, tong cong, thong thong
hanh mang » nhanh mang, hanh trang, nhanh lang
30 trieu » 25 trieu
mang va » mang vua, hang va, bang va
van tan » van tuan, van ban, van tai
tan ban » toan ban, tang ban, van ban

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: 30 trieu tinh - hanh mang va ((nhung cong) or (thong cong)) van tan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: 30 trieu tinh - hanh mang va ((nhung cong) OR (thong cong)) van tan ban.
• Adding a wildcard symbol may retrieve word variants: 30 trieu tinh - hanh mang va ((nhung cong) or (thong cong)) van tan ban*.