Using the diagram of Section 5 on page 27 of your pattern, I started by cutting and adding the strips between the two larger SqNsq blocks at the bottom of this section.
Hint: Check the width size of your strips. I had to corrected mine later but forgot to take a new picture.
Next I added the strip on the right side of the HST block
Here I moved the little block down to the bottom and put three short strips on top of it. This eliminated having to do a partial seam.
Now I added the four strips next to the bordered pinwheel block.
Here is my completed Section 5