beki[7], brek[7], ekip[6], epik[6], kepi[6], kiep[6], kpie[6], brei[6], brie[6], krep[6], birr[6], erki[5], kier[5], reki[5], peri[5],
bek[6], kip[5], kpi[5], pik[5], ber[5], erb[5], reb[5], brr[5], kei[4], kie[4], pie[4], ker[4], rek[4], ikr[4], kir[4], per[4], rep[4], prr[4], rei[3],
be[4], bi[4], ki[3], pe[3], pi[3], er[2], re[2],
