some sentence the expression of possibility

1. Asking Possibility
    ~ Would there be any possibility of ... ?
    ~ Would it be possibility for (somebody) to ... ? 
    ~ Do you think we are capable of ... ?
    ~ Is it possible to ... ? 
2. Expression of possibility
    ~ I think there is a little possibility to ...
    ~ I think that is possible to ...
    ~ Yes, there is possibility to ...
3. Impossibility
    ~ I am afraid it is impossible to ...
    ~ I don't think it is possible to ...
    ~ That is impossible to ...