duff[10], fado[8],
off[10], uff[9], ufo[7], fad[6], auf[6], ido[4], iod[4], duo[4], dia[3], dau[3],
fa[5], do[3], od[3], ad[2], da[2], ai[2], au[2], du[2], ud[2], ui[2],
