Konna muzukashii mondai, kodomo ni tokekkonai.

There is no way a child can solve such a difficult problem.

Mattaku benkyou shite inai no dakara, shiken ni goukaku dekikkonai.

Since you haven't studied at all, there is absolutely no way you can pass the exam.

Sonna arienai uso, dare mo shinjikkonai yo.

No one would ever believe such an impossible lie.

Kare wa kyokudo no hazukashigariya dakara, oozei no mae de supiichi nante dekikkonai.

He is extremely shy, so there is no way he can give a speech in front of a large crowd.

Honne o iwanakereba, otogai ni rikai shiaekkonai.

Unless we speak our true feelings, we can never understand each other.

Kore dake no boudai na shigoto o, ichinichi de hitori de yarikirekkonai.

There is no way I can finish this massive amount of work by myself in a single day.