foku[11], kufo[11], furo[10], rufo[10], kuro[7], orku[7], roku[7], urok[7],
kuf[10], ufo[9], fru[9], fur[9], ruf[9], fok[8], for[7], orf[7], oku[6], kur[6], oru[5], kor[4], kro[4], okr[4], ork[4], rok[4],
fu[8], uf[8], ku[5], ko[3], ok[3], or[2], ro[2],
