aaa aac aar aca acc ace acf aci aco aec aer afa afc afi afo air aoa aor ara arc are ari aro arr caa cac caf car cea cec cee cef ceo cer cfr cic cif cir coa coc cof cor cür cüü eaa eac eca ece eci eco ecü eec eer efe eff efi eia eie era ere erf eri ero erü faa fac fao far fca fcc fcr fea fee fer ffa fic fir foa for frc ice ici ifa iio iri iro oaa oac ofi ora orf ori oro raf rao rar rca reo rer ria rif rio roa roc roe üce ücü üfe üre ürü