-er a-a a-c a-t aaa aac aad aae aam aar aat aau ac- aca acc acd ace acm acr act acu ad- ada adc add ade adm adr adt adu aea aec aed aee aem aer aet aeu ama amc amd ame amm amr amt amu ar- ara arc ard are arm arr art aru at- ata atc atd ate atm atr att atu au- aua auc aud aue aum aur aut c-- caa cac cad cae cam car cat cau cca ccc ccd cce ccm ccr cct ccu cda cdc cdd cde cdm cdr cdt cdu ce- cea cec ced cee cem cer cet ceu cma cmc cmd cme cmm cmr cmt cmu cra crc crd cre crm crr crt cru cta ctc ctd cte ctm ctr ctt ctu cua cuc cud cue cum cur cut cuu daa dac dad dae dam dar dat dau dca dcc dcd dce dcm dcr dct dcu dda ddc ddd dde ddm ddr ddt ddu de- dea dec ded dee dem der det deu dma dmc dmd dme dmm dmr dmt dmu dra drc drd dre drm drr drt dru dta dtc dtd dte dtm dtr dtt dtu dua duc dud due dum dur dut eaa eac ead eae eam ear eat eau ec- eca ecc ecd ece ecm ecr ect ecu ed- eda edc edd ede edm edr edt edu eea eec eed eee eem eer eet em- ema emc emd eme emm emr emt emu era erc erd ere erm err ert eru eta etc etd ete etm etr ett etu eu- eua euc eud eue eur eut m-r maa mac mad mae mam mar mat mau mc- mca mcc mcd mce mcm mcr mct mcu mda mdc mdd mde mdm mdr mdt mdu mea mec med mee mem mer met meu mma mmc mmd mme mmm mmr mmt mmu mra mrc mrd mre mrm mrr mrt mru mta mtc mtd mte mtm mtr mtt mtu mua muc mud mue mum mur mut muu ra- raa rac rad rae ram rar rat rau rca rcc rcd rce rcm rcr rct rcu rda rdc rdd rde rdm rdr rdt rdu re- rea rec red ree rem rer ret reu rma rmc rmd rme rmm rmr rmt rra rrc rrd rrm rrr rrt rru rta rtc rtd rte rtm rtr rtt rtu rua ruc rud rue rum rur rut ruu taa tac tad tae tam tar tat tau tca tcc tcd tce tcm tcr tct tcu tda tdc tdd tde tdm tdr tdt tdu te- tea tec ted tee tem ter tet teu tma tmc tmd tme tmm tmr tmt tmu tra trc trd tre trm trr trt tru tta ttc ttd tte ttm ttr ttt ttu tua tuc tud tue tum tur tut tuu ua- uaa uac uad uae uam uar uat uau uca ucc ucd uce ucm ucr uct ucu uda udc udd ude udm udr udt udu uea uec ued uee uem uer uet um- uma umc umd ume umm umr umt umu ur- ura urc urd ure urm urr urt uru uta utc utd ute utm utr utt utu uua uuc uue uum uur uut uuu