In any manner

1) He'll get the job done any way.

2) He'll get the job done in any way.

3) He'll get the job done anyhow.

Which of the above are correct and mean: He'll get the job done in any manner possible.

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4) I couldn't open the door any way.

5) I couldn't open the door in any way.

6) I couldn't open the door anyhow,

Which of the above are correct and mean: There was no way in which I could open the door.

Gratefully,

Navi