fono[8], orfo[8], bono[6], obon[6], bron[6], boro[6], robo[6], noro[4],
fob[9], fon[7], for[7], orf[7], bon[5], bor[5], rob[5], ono[3], nor[3], oro[3],
bo[4], no[2], on[2], or[2], ro[2],
