for all
despite
- For all its clarity of style, the book is not easy reading.
with
- because of a situation that exists
- With John away there’s more room in the house.
- I can’t do my homework with all this noise going on.
The "all" in "For all its clarity of style" emphasizes that the style is very clear.
I wonder what the "all" in "with all this noise going on" means.