bzyg[9], gapy[8], zgap[7], bazy[7], gazy[7], zyga[7], pyza[6],
phy[7], gap[6], aby[6], gay[6], bzy[6], gzy[6], zyg[6], hyz[6], baz[5], gaz[5], gza[5], pyz[5],
by[5], ba[4], ag[4], ha[4], pa[3], za[2],
