Question: how to do ttr in crochet?
Answer: Get to the point where you'd like to make the stitch.
Wrap the yarn 3 times around the hook.
Insert the hook into the stitch (or chain space), wrap the around around the hook and pull through the stitch (or chain space). ... 
Wrap the yarn around the hook and pull through the first 2 of the 5 loops already on the hook.