-er a-a a-c aaa aac aad aae aaf aag aar aau ac- aca acc acd ace acf acg acr acu ad- ada adc add ade adf adg adr adu aea aec aed aee aef aeg aer aeu af- afa afc afd afe aff afg afr afu ag- aga agc agd age agf agg agr agu ar- ara arc ard are arf arg arr aru au- aua auc aud aue auf aug aur c-- caa cac cad cae caf cag car cau cca ccc ccd cce ccf ccg ccr ccu cda cdc cdd cde cdf cdg cdr cdu ce- cea cec ced cee cef ceg cer ceu cfa cfc cfd cfe cff cfg cfr cfu cga cgc cgd cge cgg cgr cgu cra crc crd cre crf crg crr cru cua cuc cud cue cuf cug cur cuu daa dac dad dae daf dag dar dau dca dcc dcd dce dcf dcg dcr dcu dda ddc ddd dde ddf ddg ddr ddu de- dea dec ded dee def deg der deu dfa dfc dfd dfe dff dfg dfr dfu dga dgc dgd dge dgf dgg dgr dgu dra drc drd dre drg drr dru dua duc dud due duf dug dur eaa eac ead eae eaf eag ear eau ec- eca ecc ecd ece ecf ecg ecr ecu ed- eda edc edd ede edf edg edr edu eea eec eed eee eef eeg eer ef- efa efc efd efe eff efg efr ega egc egd ege egf egg egr egu era erc erd ere erf erg err eru eu- eua euc eud eue euf eug eur faa fac fad fae faf fag far fau fca fcc fcd fce fcf fcg fcr fcu fda fdc fdd fde fdf fdg fdr fdu fea fec fed fee fef feg fer feu ffa ffc ffd ffe fff ffg ffr ffu fga fgc fgd fge fgf fgg fgr fra frc frd fre frf frg frr fru fua fud fue fuf fug fur fuu g-d gaa gac gad gae gaf gag gar gau gca gcc gcd gce gcf gcg gcr gcu gda gdc gdd gde gdf gdr gdu ge- gea gec ged gee gef geg ger geu gfa gfc gfd gfe gff gfr gga ggc ggd ggg ggr ggu gra grc grd gre grf grg grr gru gu- gua guc gud gue guf gug gur guu ra- raa rac rad rae raf rag rar rau rca rcc rcd rce rcf rcg rcr rcu rda rdc rdd rde rdf rdg rdr rdu re- rea rec red ree ref reg rer reu rfa rfc rfd rfe rff rfg rfr rfu rga rgc rgd rge rgf rgg rgr rra rrc rrd rrf rrg rrr rru rua ruc rud rue ruf rug rur ruu ua- uaa uac uad uae uaf uag uar uau uca ucc ucd uce ucf ucg ucr ucu uda udc udd ude udf udg udr udu uea uec ued uee uef ueg uer ufa ufc ufd ufe uff ufg ufr ufu uga ugc uge ugf ugg ugr ugu ur- ura urc urd ure urf urg urr uru uua uuc uue uug uur uuu

a-fu aaaa aaac aaad aaae aaaf aaar aaca aacc aacd aace aacf aacr aacu aada aadc aade aadu aaea aaec aafa aafc aafd aaff aage aara aarc aard aare aaru acaa acac acad acae acag acar acca accc accd acce accf accu acda acdc acde acdf ace- acea acec aced acer acfc acfd acfe acga acgr acr- acra acrc acre acrr acu- acue acuf acur adaa adac adad adae adag adar adcc adda addc addd adde addr addu adea adee ader adfa adfc adra adre adua adue adur aeac aeaf aede aeer aega aer- aera aerc aerd afaa afad afar afca afcc afcu afdc afee afer affa affc afgf afr- afra afrc afre afru afua afud afue agac agad agag agar agau agca agcc agce agda agde agea aged agee ager agfa agga agge aggu agra agre agua ague agur arac arad arae araf arag arar arau arc- arca arce arda ardc arde ardf ardu area arec ared aree aref areg areu arfa arfc arff arfu arga arge arr- arra arrc arre arrg arrr arru arua arud arue arug auaa auca auce audc aude auer aufc aufe auga auge aur- aura aurd aure auug c-cd caaa caac caaf cac- caca cacc cace cacr cada cadc cadd cade cadr cadu caec caer caeu cafa cafc cafe caff cafu caga cage cagg cagr cara carc card care carf carr cauc cauf ccaa ccac ccad ccaf ccag ccar ccca cccc cccf cccu ccdc ccdf ccdr cced ccee ccfa ccfc ccfd ccff ccga ccgc ccra ccrc ccre ccrf ccrg ccuc cd-e cd-r cdaa cdac cdad cdda cddr cdec cdef cder cdfa cdfe cdre ceac cead cear cec- ceca cece ceda cedd cede cedu ceec cef- cefa cefc cege cer- cera cerc cerd cere cerf cfaa cfac cfae cfar cfca cfcf cfda cffr cfra cfre cfrg cgac cgcc cgcg cged cger cgfc crac craf crag crar crau crca crcc crce crcr crda crdc cre- crea crec cred cree creg creu crfc crud crue crug cuau cuca cucc cuce cuda cude cued cuer cufa cufc cuff cuga cura curd cure curf curr daad daae daag daar daau daca dace dada dade dadu daer daeu dafa dafc dafe daff daga dage dagg dagr dagu dara darc dard dare darf darg darr daru daud daue daur dcca dccc dccu dcfc dcra dddd ddrc ddre deac dead deae deaf dear deau dec- deca decc decd dece deda dedd dede dedu deed deef deeg deer defe deff defg dega dege degu der- dera derc dere derf derg derr deua deue deur dfaf dfcc dfcu dfer dffa dfrf dgac dgca dgeg dgge draa drac drad draf drag drar drau drca drda drea dred dree dref dreg drfc drge drra drua drue drug druu duaa duad duar duca duce duda dudd dude dudu duer dufc duff dufu duga dugu dura dure durg duru duur eaaf eaca eacc eada eadd eaec eaga eage eara eard eare ecaa ecac