Perhaps you should try some spelling variations:
thanh toan » thanh hoa, thanh san, tinh toan
hanh tranh » canh tranh, hanh trinh, hanh trang
tranh cua » doanh cua, manh cua
bang cong » dang cong, bang song, hang cong
manh toan » anh tuan, tinh toan
cua bang » chua bang, cua ban, cua dang
ho cuu » ho cua, so cuu, khao cuu
ho chu » hoi chu, cho chu, ho chua

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((ho cuu) OR (ho chu)) tinh - hanh tranh cua bang cong ((manh toan) or (thanh toan)) cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho cuu) OR (ho chu)) tinh - hanh tranh cua bang cong ((manh toan) OR (thanh toan)) cau*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((ho cuu) OR (ho chu)) tinh - hanh tranh cua bang cong ((manh toan) or (thanh toan)) cau*".