poryp[8], pirop[7],
pipy[7], popy[7], pipo[6], popi[6], pory[6], pyro[6], ropy[6],
pip[5], pop[5], opy[5], pyr[5], ryp[5], poi[4], por[4], pro[4], rop[4], roi[3],
pi[3], op[3], po[3], or[2], ro[2],
