niwo[4], nowi[4], wino[4], woni[4], znoi[4], wizo[4], wozi[4],
ino[3], oni[3], niw[3], win[3], iwo[3], owi[3], wio[3], won[3], zin[3], zon[3], wiz[3],
in[2], ni[2], no[2], on[2], iw[2], oz[2],
