Perhaps you should try some spelling variations:
khong cang » thong cong, hong bang, khong dung
khong cong » thong cong, chong cong, khong con
hanh manh » hanh mang, lanh manh, hoang manh
30 trieu » 25 trieu
manh cua » doanh cua, ban cua
tac tran » tan tran, tac trai, tac tren
tran cao » toan cao, tran chau, trang cho

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 manh cua ((khong cong) OR (khong cang)) tac tran cao~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "30 trieu tinh - hanh manh cua ((khong cong) OR (khong cang)) tac tran cao".
• Adding a wildcard symbol may retrieve word variants: 30 trieu tinh - hanh manh cua ((khong cong) OR (khong cang)) tac tran cao*.