Special Stitches in Crochet: Half Cluster and Cluster Techniques

Special Stitches
Half Cluster (HC) - Work 1dc into each of the next 3 sts until 1 loop of each remains on hook, yo and through all 4 loops on hook.
Cluster – Work 1dc into each of the next 5 sts until 1 loop of each remains on hook, yo and through all 6 loops on hook.
Step-by-Step Instructions
1st Row (RS)
Work dc2tog working into the 4th and 5th ch from hook, *3ch, 1sc into next ch, turn, 1ch, 1sc into last sc worked, 3sc into last 3ch sp formed, [turn, 1ch, 1sc into each of the 4sc] 3 times, work 1 Cluster over the next 5ch; repeat from * to end but working Half Cluster at the end of the last repeat, turn;
2nd Row
4ch (count as 1tr), work 2tr into the top of 1st Half Cluster, skip 3sc, 1sc into next sc, *5tr into the top of next Cluster, skip 3sc, 1sc into next sc; repeat from * to last dc2tog, 3tr into the top of 3ch at the beginning of the previous row, turn;
3rd Row
3ch (count as 1dc), skip 1st tr, work dc2tog over the next 2tr, *3ch, 1sc into next sc, turn, 1ch, 1sc into last sc worked, 3sc into last 3ch sp formed, [turn, 1ch, 1sc into each of the 4sc] 3 times, work 1 Cluster over next 5tr; repeat from * to end but work Half Cluster at the end of the last repeat placing last dc of Half Cluster into 4th of 4ch at the beginning of the previous row, turn.
Repeat Instructions
Repeat 2nd and 3rd rows.