Written pattern for size S/M is free on my linked blog.

Ad-free written crochet pattern with stitches diagram for multiple sizes: S to 3XL is available as an instant download pdf file for your convenience.

Bust size:
S/M: 30 to 34 inches
L: 36 to 38 inches
XL: 40 to 42 inches
2XL: 44 to 46 inches
3XL: 48 to 52 inches