anyway

[navitasan]

Which are correct if the intended meaning is 'I couldn't do it in any manner whatsoever'.

1) I couldn't do it any way.
2) I couldn't do it in any way.
3) I couldn't do it anyway.

Which are correct if the intended meaning is 'I will do it in any manner possible'.

4) I will do it any way.
5) I will do it in any way.
6) I will do it anyway.

Gratefully,
Navi

[Alan]

standard: 2 & 5