a-a a-b aaa aab aag aao aap aar aas ab- aba abb abg abo abp abr abs ag- aga agb agg ago agp agr ags aoa aob aog aoo aop aor aos ap- apa apb apg apo app apr aps ar- ara arb arg aro arp arr ars as- asa asb asg aso asp asr ass b-p baa bab bag bao bap bar bas bba bbb bbg bbo bbp bbr bbs bga bgb bgg bgo bgp bgr bgs boa bob bog boo bop bor bos bpa bpb bpg bpo bpp bpr bps bra brb brg bro brp brr brs bsa bsb bsg bso bsp bsr bss g-p gaa gab gag gao gap gar gas gba gbg gbo gbp gbr gbs gga ggb ggg ggo ggp ggr ggs goa gob gog goo gop gor gos gpa gpb gpg gpo gpp gpr gps gra grb grg gro grp grr grs gsa gsb gsg gso gsp gsr gss oaa oab oag oao oap oar oas ob- oba obb obg obo obp obr obs oga ogg ogo ogp ogs oo- ooa oob oog ooo oop oor oos op- opa opb opg opo opp opr ops or- ora orb org oro orp orr ors os- osa osb osg oso osp osr oss p-p paa pab pag pao pap par pas pba pbb pbg pbo pbp pbr pbs pga pgb pgg pgo pgp pgr pgs poa pob pog poo pop por pos ppa ppb ppg ppo ppp ppr pps pra prb prg pro prp prr prs ps- psa psb psg pso psp psr pss ra- raa rab rag rao rap rar ras rba rbb rbg rbo rbp rbr rbs rga rgb rgg rgo rgp rgr rgs roa rob rog roo rop ror ros rpa rpb rpg rpo rpp rpr rps rra rrb rrg rrp rrr rrs rsa rsb rsg rso rsp rsr rss saa sab sag sao sap sar sas sba sbb sbg sbo sbp sbr sbs sga sgb sgg sgo sgp sgr sgs soa sob sog soo sop sor sos spa spb spg spo spp spr sps sr- sra srb srg sro srp srr srs ss- ssa ssb ssg sso ssp ssr sss

aaaa aaab aaap aaar aaas aaba aabb aabp aaoo aapa aapo aaps aara aaro aarp aars aasa aass abaa abab abag abap abar abas abb- abba abbb abbo abbr abbs aboa abob aboo abor abos abpa abpp abpr abps abra abro abrs abs- absa absp abss ag-o agag agao agap agar agas agba agbo agga agob agog agoo agos agps agra agro agrp agsa agsg aoba aopo aora aorb aors aosp aoss apao apap apar apas apba apbg apbr apbs apga apo- apoo apop apor apos appa appr apps apra apro aprs apsa apso apss arab arag arap arar aras arba arbs arga argb argo args aroa arob aroo aror aros arpa arps arr- arra arrg arro arrr arrs ars- arsa arso asaa asab asag asao asap asar asas asba asbo asgp asob asog asop asor asos aspa aspo aspr asps asra asrg asro asrs assa asso assp assr asss baaa baar baas baba babb babo babr babs baga bagg bago bags baos bapa bapp baps bar- bara barb barg baro barr bars basa baso bass bbas bbbb bbbs bbga bbpr bbrg bggs boab boag boar boas boba bobb bobo bobs boga bogg bogo bogs boob boog boop boor boos bopa bopp bops bor- bora borg boro borr bors bosa boso boss bpsa brab brag brao bras broa brob brog broo bror bros brrr brrs brsb brsr bsaa bsap bsas bsgs bsos bspp bspr bsra gaap gaar gaas gaba gabb gabo gabp gabr gabs gaga gagg gago gags gaos gapa gapp gaps gara garb garg garo garp garr gars gasa gasb gaso gasp gasr gass gbag gbap gbas gbbo gbbs gggg ggpo ggss goar goas goba gobo gobs goga gogo gogs goog goop goor goos gopo gops gora gorb gorg goro gorp gorr gors goso goss gpaa gpas gpgp gpos gpra gprp gprs gpsa gpsg gpso gpss grab grap gras grbr grob grog groo grop gror gros grps grrr grrs grss gsab gsos oaps oara oars oass obas obba obbo obor obos obra obro obsr obss ogar ogb ogba ogoa ogog ogra ogro ooaa ooba oooo ooos oops oora oosa opap opar opo- opor opos oppa oppo opps opra opsa orab orao orar oras orba orbb orbo orbs orga orgo orgs oro- oror oros orps orra orro orrs orsa orso osag osap osar osas osba osbp osoo osor osos osro ossa ossb osso paag paap paar paas paba paga pagb pago paos papa papb papg papp papr paps par- para parg paro parp parr pars pasa paso pasp pass pbar pbpa pbrs pbsa pbsp pgaa pgas pgsa pgss poar poas poba pobo pobs pogg pogo pogs poop poor poos pop- popa popo popp pops pora porb porg poro porr pors posa posb poso poss ppap ppar ppga ppoa ppos pppa pppo pppp ppps ppss prag prao prar pras prbs prgs pro- proa prob prog proo prop pros prps prrs prsa prso prss psap psas psbr psga psgr psoa psos pspp pspr psps psrp pssa psso raab raag raas raba rabb rabo rabs raga ragg rago rags raob raop raos rapa rapp raps rara rarb raro rars rasa raso rasp rass rbbb rbbr rbbs rbsp rbss rgba roab roag roap roar roas rob- roba robb robo robs roga rogg rogo roob roog roop roor roos ropa ropo rops rora roro rosa roso rosp ross rpga rpgs rpob rpos rpps rras rrrr rrsp rsaa rsgb rsos rspb rspo rsps rssa s-os saab saag saap saar saas saba sabb sabo sabr sabs saga sagg sago sags saor saos sapa sapo sapp saps sara sarg saro sarp sarr sars sasa saso sass sbaa sbar sbas sbbs sbor sbsa sbsp sgaa sgap sggg sggs sgps sgro sgss soap soar soas soba sobo sobp sobr sobs soga sogo sogs soog soop soor soos sopa sopo sopp sops sora sorb sorg soro sorr sors sosa soso soss sp-a spag