Perhaps you should try some spelling variations:
thanh toan » thanh hoa, thanh san, tinh toan
nhung cong » dung cong, thong cong, hang cong
ganh nang » anh nang, nganh nong, van nang
cua nhung » va nhung
hinh toan » tinh toan, trinh toan, manh toan
theo chu » theo chieu, cho chu, theo yeu
chao chu » cho chu, cua chu, cao cho
nang cua » mang cua, hang cua, nang dua

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

• If you are trying to use Boolean operators, they must be ALL CAPS: ((theo chu) OR (chao chu)) xanh - ganh nang cua nhung cong ((hinh toan) OR (thanh toan)) ban~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((theo chu) OR (chao chu)) xanh - ganh nang cua nhung cong ((hinh toan) or (thanh toan)) ban~".
• Adding a wildcard symbol may retrieve word variants: ((theo chu) OR (chao chu)) xanh - ganh nang cua nhung cong ((hinh toan) or (thanh toan)) ban*.