-er a-a a-t aaa aae aaf aag aao aap aar aas aat aea aee aef aeg aeo aep aer aes aet af- afa afe aff afg afo afp afr afs aft ag- aga age agf agg ago agp agr ags agt aoa aoe aof aog aoo aop aor aos aot ap- apa ape apf apg apo app apr aps apt ar- ara are arf arg aro arp arr ars art as- asa ase asf asg aso asp asr ass ast at- ata ate atf atg ato atp atr ats att eaa eae eaf eag eao eap ear eas eat eea eee eef eeg eeo eep eer ees eet ef- efa efe eff efg efo efp efr efs eft ega ege egf egg ego egp egr egs egt eo- eoa eoe eof eog eoo eop eor eos eot ep- epa epe epf epg epo epp epr eps ept era ere erf erg ero erp err ers ert es- esa ese esf esg eso esp esr ess est eta ete etf etg eto etp etr ets ett faa fae faf fag fao fap far fas fat fea fee fef feg feo fep fer fes fet ffa ffe fff ffg ffo ffp ffr ffs fft fga fge fgf fgg fgp fgr fgs fgt foa foe fof fog foo fop for fos fot fpa fpe fpg fpo fpp fpr fps fpt fra fre frf frg fro frp frr frs frt fsa fse fsf fsg fso fsp fsr fss fst fta fte ftf ftg fto ftp ftr fts ftt g-p gaa gae gaf gag gao gap gar gas gat ge- gea gee gef geg geo gep ger ges get gfa gfe gff gfo gfp gfr gfs gft gga ggg ggo ggp ggr ggs ggt goa goe gof gog goo gop gor gos got gpa gpe gpf gpg gpo gpp gpr gps gpt gra gre grf grg gro grp grr grs grt gsa gse gsf gsg gso gsp gsr gss gst gta gte gtf gtg gto gtp gtr gts gtt oaa oae oaf oag oao oap oar oas oat oea oee oef oeg oeo oep oer oes oet of- ofa ofe off ofg ofo ofp ofr ofs oft oga oge ogf ogg ogo ogp ogs ogt oo- ooa oof oog ooo oop oor oos oot op- opa ope opf opg opo opp opr ops opt or- ora ore orf org oro orp orr ors ort os- osa ose osf osg oso osp osr oss ost ot- ota ote otf otg oto otp otr ots ott p-p paa pae paf pag pao pap par pas pat pea pee pef peg peo pep per pes pet pfa pfe pff pfg pfo pfp pfr pfs pft pga pge pgf pgg pgo pgp pgr pgs pgt poa poe pof pog poo pop por pos pot ppa ppe ppf ppg ppo ppp ppr pps ppt pra pre prf prg pro prp prr prs prt ps- psa pse psf psg pso psp psr pss pst pt- pta pte ptf ptg pto ptp ptr pts ptt ra- raa rae raf rag rao rap rar ras rat re- rea ree ref reg reo rep rer res ret rfa rfe rff rfg rfo rfp rfr rfs rft rga rge rgf rgg rgo rgp rgr rgs rgt roa roe rof rog roo rop ror ros rot rpa rpe rpf rpg rpo rpp rpr rps rpt rra rrf rrg rrp rrr rrs rrt rsa rse rsf rsg rso rsp rsr rss rst rta rte rtf rtg rto rtp rtr rts rtt saa sae saf sag sao sap sar sas sat se- sea see sef seg seo sep ser ses set sfa sfe sff sfg sfo sfp sfr sfs sft sga sge sgf sgg sgo sgp sgr sgs sgt soa soe sof sog soo sop sor sos sot spa spe spf spg spo spp spr sps spt sr- sra sre srf srg sro srp srr srs srt ss- ssa sse ssf ssg sso ssp ssr sss sst sta ste stf stg sto stp str sts stt taa tae taf tag tao tap tar tas tat te- tea tee tef teg teo tep ter tes tet tfa tfe tff tfg tfo tfp tfr tfs tft tga tge tgf tgg tgo tgp tgr tgs tgt to- toa toe tof tog too top tor tos tot tpa tpe tpf tpg tpo tpp tpr tps tpt tra tre trf trg tro trp trr trs trt tsa tse tsf tsg tso tsp tsr tss tst tta tte ttf ttg tto ttp ttr tts ttt