boby[9], ryby[8], popy[7], bory[7], roby[7], rybo[7], pyry[7], pory[6], pyro[6], ropy[6],
bob[7], boy[6], oby[6], bry[6], ryb[6], pop[5], bor[5], rob[5], opy[5], pyr[5], ryp[5], por[4], pro[4], rop[4],
by[5], bo[4], op[3], po[3], or[2], ro[2],
