For instructions, click here:
http://ergahandmade.blogspot.gr/2015/06/crochet-stitches.html
Free Pattern:
http://www.yarnspirations.com/patterns/center-square-shawl.html
http://com.yarnspirations.pattern-pdfs.s3.amazonaws.com/Center+Square+Shawl+_+Yarn+_+Free+Knitting+Patterns+_+Crochet+Patterns+_+Yarnspirations.pdf