Fancy Crochet Stitch
The quantity of sts is multipled 6 sts + 1 st for the symmetry + 1 chain sts increase (is included in the description of the 1st row).
1st row: 1 chain st increase, * 1 single crochet, 1 double crochet, bunch of 3 crochets in the next st: 1 treble crochet, 1 triple treble crochet, 1 treble crochet, then, 1 double crochet, 1 single crochet, 1 half-crochet; repeat from * to * to end of row;
2nd row: 3 chain sts, * 3 chain sts, 1 double crochet in the central st of the bunch of 3 crochets of the previous row, * 3 chain sts, 1 double crochet in the last st of the previous row;
3rd row: 3 chain sts increase, 1 treble crochet in 1st of 3 chain sts of the previous row, 1 double crochet in the next chain st, 1 single crochet in the 3rd chain st, 1 half-crochet in the double crochet of the previous row, * 1 single crochet, 1 double crochet, bunch of 3 crochets in the next st: 1 treble crochet, 1 triple treble crochet, 1 treble crochet, then, 1 double crochet, 1 single crochet, 1 half-crochet in the double crochet of the previous row*;
4th row: 3 chain sts increase, * 1 half-crochet in the half-crochet of the previous row, 5 chain sts*, 1 half-crochet in the half-crochet of the previous row, 2 chain sts, 1 half-crochet in the last treble crochet of the previous row;
5th row: 4 chain sts increase, 1 treble crochet in the half-crochet of the previous row, 1 double crochet, 1 single crochet, 1 half-crochet, * 1 single crochet, 1 double crochet, bunch of 3 crochets in the next st: 1 treble crochet, 1 triple treble crochet, 1 treble crochet, then, 1 double crochet, 1 single crochet, 1 half-crochet*, 1 single crochet, 1 double crochet, (1 treble crochet, 1 triple treble crochet) in the last st of the row;
6th row: as 2nd row;
7th row: 1 chain st increase, * 1 single crochet, 1 double crochet, bunch of 3 crochets in the next st: 1 treble crochet, 1 triple treble crochet, 1 treble crochet, then, 1 double crochet, 1 single crochet, 1 half-crochet in the last st of the previous row*;
8th row: as 4th row.
Repeat from 1st to 8th rows.