with not with?

[hoangkha]

Hi!
Teachers often use this step by step approach but perhaps with not with such small steps as described in this example.
What does with not with mean, please? It is strange to me.

 

[SlickVic9000]

(Not a Teacher)

Looks like a typo, compadre:
"Teachers often use this step by step approach but perhaps [STRIKE]with[/STRIKE] not with such small steps as described in this example.