doof[9], foot[9], foto[9], tofu[8], duft[7], dito[5],
vif[11], oft[7], ufo[7], fit[6], ido[4], iod[4], tod[4], duo[4], out[4],
do[3], od[3], ti[2], du[2], ud[2], ui[2], tu[2],
