why we don't have ALPACA harmonic pattern?

crab harmonic pattern:
AB=0.61
BC=0.38
0.78 XA=$2.22
1.6 BC=$2.43
0.88 XA=$2.8
2 BC=$3.25
2.24 BC=$3.91
1.13 XA=$4.9
2.6 BC=$5.21
1.27 XA=$6.77
1.41 XA=$9
3.6 BC=$11
1.6 XA=$15

הערה: