obco[7], boni[6], niob[6], oboi[6], bono[6], obon[6], cipo[6], pico[6], poci[6], poco[6], nico[5], nipo[5], pion[5], opon[5], pono[5],
cob[6], bin[5], ibn[5], boi[5], obi[5], bon[5], cip[5], pic[5], cni[4], nic[4], noc[4], nip[4], pin[4], pni[4], poi[4], ino[3], oni[3], ono[3],
bi[4], bo[4], ci[3], co[3], pi[3], op[3], po[3], in[2], ni[2], no[2], on[2],
