-er -th a-a a-c a-t aaa aac aad aae aah aar aat aau ac- aca acc acd ace ach acr act acu ad- ada adc add ade adh adr adt adu aea aec aed aee aeh aer aet aeu aha ahc ahd ahe ahh ahr aht ahu ar- ara arc ard are arh arr art aru at- ata atc atd ate ath atr att atu au- aua auc aud aue auh aur aut c-- caa cac cad cae cah car cat cau cca ccc ccd cce cch ccr cct ccu cda cdc cdd cde cdh cdr cdt cdu ce- cea cec ced cee ceh cer cet ceu ch- cha chc chd che chh chr cht chu cra crc crd cre crh crr crt cru cta ctc ctd cte cth ctr ctt ctu cua cuc cud cue cuh cur cut cuu daa dac dad dae dah dar dat dau dca dcc dcd dce dcr dct dcu dda ddc ddd dde ddh ddr ddt ddu de- dea dec ded dee deh der det deu dh- dha dhc dhd dhe dhh dhr dht dhu dra drc drd dre drr drt dru dta dtc dtd dte dth dtr dtt dtu dua duc dud due duh dur dut eaa eac ead eae eah ear eat eau ec- eca ecc ecd ece ech ecr ect ecu ed- eda edc edd ede edh edr edt edu eea eec eed eee eer eet eha ehc ehd ehe ehh ehr eht ehu era erc erd ere erh err ert eru eta etc etd ete eth etr ett etu eu- eua euc eud eue eur eut haa hac had hae hah har hat hau hca hcc hcd hce hch hcr hct hda hdc hdd hde hdh hdr hdt hdu he- hea hec hed hee heh her het heu hha hhc hhd hhe hhh hhr hht hhu hr- hra hrc hrd hre hrh hrr hrt hru hta htc htd hte hth htr htt hua huc hud hue huh hur hut huu ra- raa rac rad rae rah rar rat rau rca rcc rcd rce rch rcr rct rcu rda rdc rdd rde rdh rdr rdt rdu re- rea rec red ree reh rer ret reu rh- rha rhc rhd rhe rhh rhr rht rhu rra rrc rrd rrh rrr rrt rru rta rtc rtd rte rtr rtt rtu rua ruc rud rue ruh rur rut ruu taa tac tad tae tah tar tat tau tca tcc tcd tce tch tcr tct tcu tda tdc tdd tde tdh tdr tdt tdu te- tea tec ted tee teh ter tet teu th- tha thc thd the thh thr tht thu tra trc trd tre trh trr trt tru tta ttc ttd tte tth ttr ttt ttu tua tuc tud tue tuh tur tut tuu ua- uaa uac uad uae uah uar uat uau uca ucc ucd uce uch ucr uct ucu uda udc udd ude udr udt udu uea uec ued uee ueh uer uet uha uhc uhd uhe uhh uhr uht uhu ur- ura urc urd ure urr urt uru uta utc utd ute uth utr utt utu uua uuc uue uur uut uuu