Here are some free patterns,
http://quiltinspiration.blogspot.com...lo-quilts.html
some oher patterns
http://www.amazon.com/More-Twist-Tur.../dp/1604682590 and
http://www.amazon.com/Twist-Bargello...d_bxgy_b_img_y
some more complex ones
http://www.lockwoodquilts.com/store/...lo_quilts.html
They are not as hard as they look, żou just have to stay organised and do things step by step. I found the hardest thing was chosing the fabrics.