-er a-a a-t aaa aae aaf aag aan aao aar aat aea aee aef aeg aen aeo aer aet af- afa afe aff afg afn afo afr aft ag- aga age agf agg agn ago agr agt an- ana ane anf ang ann ano anr ant aoa aoe aof aog aon aoo aor aot ar- ara are arf arg arn aro arr art at- ata ate atf atg atn ato atr att eaa eae eaf eag ean eao ear eat eea eee eef eeg een eeo eer eet ef- efa efe eff efg efo efr eft ega ege egf egg egn ego egr egt en- ena ene enf eng enn eno enr ent eo- eoa eoe eof eog eon eoo eor eot era ere erf erg ern ero err ert eta ete etf etg etn eto etr ett faa fae faf fag fan fao far fat fea fee fef feg fen feo fer fet ffa ffe fff ffg ffn ffo ffr fft fga fge fgf fgg fgn fgr fgt fna fne fnf fng fnn fnr fnt foa foe fof fog fon foo for fot fra fre frf frg frn fro frr frt fta fte ftf ftg ftn fto ftr ftt gaa gae gaf gag gan gao gar gat ge- gea gee gef geg gen geo ger get gfa gfe gff gfo gfr gft gga ggg ggn ggo ggr ggt gna gne gnf gnn gno gnr gnt goa goe gof gog gon goo gor got gra gre grf grg grn gro grr grt gta gte gtf gtg gtn gto gtr gtt naa nae naf nag nan nao nar nat ne- nea nee nef neg nen neo ner net nfa nfe nff nfn nfo nfr nft nga nge ngf ngg ngn ngo ngt nna nne nnf nng nnn nno nnt no- noa noe nof nog non noo nor not nra nre nrf nrg nrn nro nrr nrt nta nte ntf ntg ntn nto ntr ntt oaa oae oaf oag oan oao oar oat oea oee oef oeg oen oeo oer oet of- ofa ofe off ofg ofn ofo ofr oft oga oge ogf ogg ogn ogo ogt on- ona one onf ong onn ono onr ont oo- ooa oof oog oon ooo oor oot or- ora ore orf org orn oro orr ort ot- ota ote otf otg otn oto otr ott ra- raa rae raf rag ran rao rar rat re- rea ree ref reg ren reo rer ret rfa rfe rff rfg rfn rfo rfr rft rga rge rgf rgg rgn rgo rgr rgt rna rng rnn rno rnr rnt roa roe rof rog ron roo ror rot rra rrf rrg rrn rrr rrt rta rte rtf rtg rtn rto rtr rtt taa tae taf tag tan tao tar tat te- tea tee tef teg ten teo ter tet tfa tfe tff tfg tfn tfo tfr tft tga tge tgf tgg tgn tgo tgr tgt tna tne tnf tng tnn tno tnr tnt to- toa toe tof tog ton too tor tot tra tre trf trg trn tro trr trt tta tte ttf ttg ttn tto ttr ttt