-er a-a a-c a-t aaa aac aad aae aaf aag aan aao aar aat aau ac- aca acc acd ace acf acg acn aco acr act acu ad- ada adc add ade adf adg adn ado adr adt adu aea aec aed aee aef aeg aen aeo aer aet aeu af- afa afc afd afe aff afg afn afo afr aft afu ag- aga agc agd age agf agg agn ago agr agt agu an- ana anc and ane anf ang ann ano anr ant anu aoa aoc aod aoe aof aog aon aoo aor aot aou ar- ara arc ard are arf arg arn aro arr art aru at- ata atc atd ate atf atg atn ato atr att atu au- aua auc aud aue auf aug aun auo aur aut c-- caa cac cad cae caf cag can cao car cat cau cca ccc ccd cce ccf ccg ccn cco ccr cct ccu cda cdc cdd cde cdf cdg cdn cdo cdr cdt cdu ce- cea cec ced cee cef ceg cen ceo cer cet ceu cfa cfc cfd cfe cff cfg cfn cfo cfr cft cfu cga cgc cgd cge cgg cgn cgo cgr cgt cgu cn- cna cnc cnd cne cnf cng cnn cno cnr cnt cnu co- coa coc cod coe cof cog con coo cor cot cou cra crc crd cre crf crg crn cro crr crt cru cta ctc ctd cte ctf ctg ctn cto ctr ctt ctu cua cuc cud cue cuf cug cun cuo cur cut cuu daa dac dad dae daf dag dan dao dar dat dau dca dcc dcd dce dcf dcg dcn dco dcr dct dcu dda ddc ddd dde ddf ddg ddn ddo ddr ddt ddu de- dea dec ded dee def deg den deo der det deu dfa dfc dfd dfe dff dfg dfn dfo dfr dft dfu dga dgc dgd dge dgf dgg dgn dgr dgt dgu dna dnc dnd dne dnf dng dnn dno dnr dnt doa doc dod doe dof dog don doo dor dot dou dra drc drd dre drg drn dro drr drt dru dta dtc dtd dte dtf dtg dtn dto dtr dtt dtu dua duc dud due duf dug dun duo dur dut eaa eac ead eae eaf eag ean eao ear eat eau ec- eca ecc ecd ece ecf ecg ecn eco ecr ect ecu ed- eda edc edd ede edf edg edn edo edr edt edu eea eec eed eee eef eeg een eeo eer eet ef- efa efc efd efe eff efg efo efr eft ega egc egd ege egf egg egn ego egr egt egu en- ena enc end ene enf eng enn eno enr ent enu eo- eoa eoc eod eoe eof eog eon eoo eor eot eou era erc erd ere erf erg ern ero err ert eru eta etc etd ete etf etg etn eto etr ett etu eu- eua euc eud eue euf eug eun eur eut faa fac fad fae faf fag fan fao far fat fau fca fcc fcd fce fcf fcg fcn fco fcr fct fcu fda fdc fdd fde fdf fdg fdn fdo fdr fdt fdu fea fec fed fee fef feg fen feo fer fet feu ffa ffc ffd ffe fff ffg ffn ffo ffr fft ffu fga fgc fgd fge fgf fgg fgn fgr fgt fna fnc fnd fne fnf fng fnn fnr fnt fnu foa foc foe fof fog fon foo for fot fou fra frc frd fre frf frg frn fro frr frt fru fta ftc ftd fte ftf ftg ftn fto ftr ftt ftu fua fud fue fuf fug fun fuo fur fut fuu g-d gaa gac gad gae gaf gag gan gao gar gat gau gca gcc gcd gce gcf gcg gcn gco gcr gct gcu gda gdc gdd gde gdf gdn gdo gdr gdt gdu ge- gea gec ged gee gef geg gen geo ger get geu gfa gfc gfd gfe gff gfo gfr gft gga ggc ggd ggg ggn ggo ggr ggt ggu gna gnc gnd gne gnf gnn gno gnr gnt gnu goa goc god goe gof gog gon goo gor got gou gra grc grd gre grf grg grn gro grr grt gru gta gtc gtd gte gtf gtg gtn gto gtr gtt gtu gu- gua guc gud gue guf gug gun guo gur gut guu naa nac nad nae naf nag nan nao nar nat nau nca ncc ncd nce ncf ncg ncn nco ncr nct ncu nda ndc ndd nde ndf ndg ndn ndo ndr ndt ndu ne- nea nec ned nee nef neg nen neo ner net neu nfa nfc nfd nfe nff nfn nfo nfr nft nfu nga ngc ngd nge ngf ngg ngn ngo ngt ngu nna nnc nne nnf nng nnn nno nnt nnu no- noa noc nod noe nof nog non noo nor not nou nra nrc nrd nre nrf nrg nrn nro nrr nrt nru nta ntc ntd nte ntf ntg ntn nto ntr ntt ntu nua nuc nud nue nug nun nuo nur nut nuu oaa oac oad oae oaf oag oan oao oar oat oau oc- oca occ ocd ocf ocg ocn oco ocr oct ocu oda odc odd ode odf odg odn odo odr odt odu oea oec oed oee oef oeg oen oeo oer oet of- ofa ofc ofd ofe off ofg ofn ofo ofr oft ofu oga ogc ogd oge ogf ogg ogn ogo ogt on- ona onc ond one onf ong onn ono onr ont onu oo- ooa ooc ood oof oog oon ooo oor oot or- ora orc ord ore orf org orn oro orr ort oru ot- ota otc otd ote otf otg otn oto otr ott otu ou- oua ouc oud oue ouf oun ouo our out ra- raa rac rad rae raf rag ran rao rar rat rau rca rcc rcd rce rcf rcg rcn rco rcr rct rcu rda rdc rdd rde rdf rdg rdn rdo rdr rdt