-er a-a a-c a-t aaa aac aae aaf aag aao aar aat aau ac- aca acc ace acf acg aco acr act acu aea aec aee aef aeg aeo aer aet aeu af- afa afc afe aff afg afo afr aft afu ag- aga agc age agf agg ago agr agt agu aoa aoc aoe aof aog aoo aor aot aou ar- ara arc are arf arg aro arr art aru at- ata atc ate atf atg ato atr att atu au- aua auc aue auf aug auo aur aut c-- caa cac cae caf cag cao car cat cau cca ccc cce ccf ccg cco ccr cct ccu ce- cea cec cee cef ceg ceo cer cet ceu cfa cfc cfe cff cfg cfo cfr cft cfu cga cgc cge cgg cgo cgr cgt cgu co- coa coc coe cof cog coo cor cot cou cra crc cre crf crg cro crr crt cru cta ctc cte ctf ctg cto ctr ctt ctu cua cuc cue cuf cug cuo cur cut cuu eaa eac eae eaf eag eao ear eat eau ec- eca ecc ece ecf ecg eco ecr ect ecu eea eec eee eef eeg eeo eer eet ef- efa efc efe eff efg efo efr eft ega egc ege egf egg ego egr egt egu eo- eoa eoc eoe eof eog eoo eor eot eou era erc ere erf erg ero err ert eru eta etc ete etf etg eto etr ett etu eu- eua euc eue euf eug eur eut faa fac fae faf fag fao far fat fau fca fcc fce fcf fcg fco fcr fct fcu fea fec fee fef feg feo fer fet feu ffa ffc ffe fff ffg ffo ffr fft ffu fga fgc fge fgf fgg fgr fgt foa foc foe fof fog foo for fot fou fra frc fre frf frg fro frr frt fru fta ftc fte ftf ftg fto ftr ftt ftu fua fue fuf fug fuo fur fut fuu gaa gac gae gaf gag gao gar gat gau gca gcc gce gcf gcg gco gcr gct gcu ge- gea gec gee gef geg geo ger get geu gfa gfc gfe gff gfo gfr gft gga ggc ggg ggo ggr ggt ggu goa goc goe gof gog goo gor got gou gra grc gre grf grg gro grr grt gru gta gtc gte gtf gtg gto gtr gtt gtu gu- gua guc gue guf gug guo gur gut guu oaa oac oae oaf oag oao oar oat oau oc- oca occ ocf ocg oco ocr oct ocu oea oec oee oef oeg oeo oer oet of- ofa ofc ofe off ofg ofo ofr oft ofu oga ogc oge ogf ogg ogo ogt oo- ooa ooc oof oog ooo oor oot or- ora orc ore orf org oro orr ort oru ot- ota otc ote otf otg oto otr ott otu ou- oua ouc oue ouf ouo our out ra- raa rac rae raf rag rao rar rat rau rca rcc rce rcf rcg rco rcr rct rcu re- rea rec ree ref reg reo rer ret reu rfa rfc rfe rff rfg rfo rfr rft rfu rga rgc rge rgf rgg rgo rgr rgt roa roc roe rof rog roo ror rot rou rra rrc rrf rrg rrr rrt rru rta rtc rte rtf rtg rto rtr rtt rtu rua ruc rue ruf rug ruo rur rut ruu taa tac tae taf tag tao tar tat tau tca tcc tce tcf tcg tco tcr tct tcu te- tea tec tee tef teg teo ter tet teu tfa tfc tfe tff tfg tfo tfr tft tfu tga tgc tge tgf tgg tgo tgr tgt tgu to- toa toc toe tof tog too tor tot tou tra trc tre trf trg tro trr trt tru tta ttc tte ttf ttg tto ttr ttt ttu tua tuc tue tuf tug tuo tur tut tuu ua- uaa uac uae uaf uag uao uar uat uau uca ucc uce ucf ucg uco ucr uct ucu uea uec uee uef ueg uer uet ufa ufc ufe uff ufg ufo ufr uft ufu uga ugc uge ugf ugg ugo ugr ugt ugu uoa uoc uoe uog uoo uor uot ur- ura urc ure urf urg uro urr urt uru uta utc ute utf uto utr utt utu uua uuc uue uug uur uut uuu

a-fu aaaa aaac aaae aaaf aaar aaca aacc aace aacf aaco aacr aact aacu aaea aaec aafa aafc aaff aage aaoe aaoo aara aarc aare aaro aart aaru aata aatc aatf aatt ac-t acaa acac acae acag acar acat acca accc acce accf acco acct accu ace- acea acec acer acet acfc acfe acft acga acgr acoa acoe acog acor acot acou acr- acra acrc acre acro acrr acta actc acte actf actg acto actt actu acu- acue acuf acuo acur acut aeac aeaf aect aeer aega aer- aera aerc aero aeta aetc aetf aeto aetr aett afaa afao afar afat afca afcc afcu afee afer afet affa affc affo afft afgf afoa afoe afog afoo afor afr- afra afrc afre afro afru afta aftc afte afua afue ag-o agac agag agao agar agat agau agca agcc agce agco agct agea agee ager aget agfa agga agge aggu agog agoo agot agou agra agre agro agta agte agtr agua ague agur agut aoca aoce aoeu aora aort aotc aotf aouf aout arac arae araf arag arar arat arau arc- arca arce arco arct area arec aree aref areg areo aret areu arfa arfc arff arft arfu arga arge argo aroa aroe aroo aror arr- arra arrc arre arrg arro arrr arrt arru arta artc arte arto artr arua arue arug arut at-t ataa atac atae atar atat atca atcc atcf atco atcr atea atec atee atef ateo ater atfc atfe atgo atoc atoe atof ator atot atra atrc atre atro atru atta atte atto attr attu atua atuc atug atur auaa auca auce auct auer aufc aufe auga auge aur- aura