Multiple of 4, plus 3
Starting in the 4th chain from the hook, work 2 SC. CH 2 and in the next chain, work 2 SC. Skip 2 chains, *work 2 SC in the next chain, CH 2, 2 SC in the next chain, skip two chains. Repeat from * until there are 2 chains left. Skip over one and SC into the last chain. CH 3 and turn.
Starting in the first chain 2 space, work 2 SC, 2 CH, 2 SC. *Skip 4 stitches, then work 2 SC, 2 CH, 2 SC into the next chain 2 space. Repeat from * across the row. End with 1 SC in the space formed by the CH 3 turning chain. CH 3 and turn.
REPEAT ROW 2
See video tutorial below.