as well or as good as is possible in a particular situation You have to live your life as best you can and not worry about what people are going to say.
(British & Australian) alsoas best as you can (American)
if you do something that is difficult as best you can, you do it as well as you are able to do it If one of us loses our job we'll just have to cope as best we can.Just clean up the mess as best as you can.