Perhaps you should try some spelling variations:
thanh toan » thanh hoa, thanh san
tong cong » trong cong, cong cong, dung cong
theo chu » theo chieu, cho chu, chao chu
chu xanh » chu manh, chieu xanh, chua xang
hanh han » hanh nhan, hanh phan, hanh san
cua tong » cua cong, cua dong, cua nong
han cua » hang cua, nhan cua, than cua

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo chu xanh - hanh han cua tong cong ((thanh toan) or (tinh toan)) cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chu xanh - hanh han cua tong cong ((thanh toan) OR (tinh toan)) cao*.