ippon[7], popoi[7], piono[6], opowi[6], powoi[6],
pipo[6], popi[6], nipo[5], pion[5], opon[5], pono[5], piwo[5], wpoi[5], niwo[4], nowi[4], wino[4], woni[4], nowo[4],
pip[5], pop[5], nip[4], pin[4], pni[4], poi[4], piw[4], ino[3], oni[3], ono[3], niw[3], win[3], iwo[3], owi[3], wio[3], won[3], owo[3],
pi[3], op[3], po[3], in[2], ni[2], no[2], on[2], iw[2],
