Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
nhan dang » nhan dan, phan dang, tran dang
tong cong » trong cong, cong cong, dung cong
manh toan » thanh toan, anh tuan, tinh toan
dang cua » dung cua, dong cua, mang cua
toan ban » van ban
ha tinh » va tinh, may tinh
ho ha » pho ha, ho hap, o ha

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho ha tinh - nhan dang cua ((nhung cong) or (tong cong)) manh toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ha tinh - nhan dang cua ((nhung cong) OR (tong cong)) manh toan ban.
• Adding a wildcard symbol may retrieve word variants: ho ha tinh - nhan dang cua ((nhung cong) or (tong cong)) manh toan ban*.