pito[6], topi[6], wtop[6], ptoz[6], piwo[5], wpoi[5], twoi[5], wito[5], witz[5], wizo[4], wozi[4],
pit[5], pot[5], top[5], poi[4], toi[4], piw[4], zip[4], iwo[3], owi[3], wio[3], wiz[3],
pi[3], op[3], po[3], ot[3], to[3], iw[2], oz[2],
