a-a a-c a-t aaa aac aae aat aau ac- aca acc ace act acu aea aec aee aet aeu at- ata atc ate att atu au- aua auc aue aut c-- caa cac cae cat cau cca ccc cce cct ccu ce- cea cec cee cet ceu cta ctc cte ctt ctu cua cuc cue cut cuu eaa eac eae eat eau ec- eca ecc ece ect ecu eea eec eee eet eta etc ete ett etu eu- eua euc eue eut taa tac tae tat tau tca tcc tce tct tcu te- tea tec tee tet teu tta ttc tte ttt ttu tua tuc tue tut tuu ua- uaa uac uae uat uau uca ucc uce uct ucu uea uec uee uet uta utc ute utt utu uua uuc uue uut uuu