a-a a-c aaa aac aad aae aas aau ac- aca acc acd ace acs acu ad- ada adc add ade ads adu aea aec aed aee aes aeu as- asa asc asd ase ass asu au- aua auc aud aue aus c-- caa cac cad cae cas cau cca ccc ccd cce ccs ccu cda cdc cdd cde cds cdu ce- cea cec ced cee ces ceu csa csc csd cse css csu cua cuc cud cue cus cuu daa dac dad dae das dau dca dcc dcd dce dcs dcu dda ddc ddd dde dds ddu de- dea dec ded dee des deu dsa dsc dsd dse dss dsu dua duc dud due dus eaa eac ead eae eas eau ec- eca ecc ecd ece ecs ecu ed- eda edc edd ede eds edu eea eec eed eee ees es- esa esc esd ese ess esu eu- eua euc eud eue eus saa sac sad sae sas sau sca scc scd sce scs scu sda sdc sdd sde sds sdu se- sea sec sed see ses seu ss- ssa ssc ssd sse sss ssu sua suc sud sue sus suu ua- uaa uac uad uae uas uau uca ucc ucd uce ucs ucu uda udc udd ude uds udu uea uec ued uee ues usa usc usd use uss usu uua uuc uue uus uuu