aaa aar aat aba abi abo afa afi afo aft aib air ait aoa aor ara arb ari aro arr art ata atf ati atr baa bab baf bar bat bfo bia bir bit boa bor bot bra brt bür büt büü faa fab fao far fat ffa fir fit foa fob for fot ftr iba ibi ibo ibr ifa iio iri iro ita iti ito itü oaa oba obi obo ofi ora orb orf ori oro ort ota rab raf rao rar rat ria rif rio roa rot taa tab taf tai tao tar tat tba tbb tbf tff tii tir tit tof toi tor tot tri trt tüf tür tüt ürü üti ütü