a-a a-b aaa aab aag aan aao aap aar aas ab- aba abb abg abn abo abp abr abs ag- aga agb agg agn ago agp agr ags an- ana anb ang ann ano anp anr ans aoa aob aog aon aoo aop aor aos ap- apa apb apg apn apo app apr aps ar- ara arb arg arn aro arp arr ars as- asa asb asg asn aso asp asr ass b-p baa bab bag ban bao bap bar bas bba bbb bbg bbn bbo bbp bbr bbs bga bgb bgg bgn bgo bgp bgr bgs bna bnb bng bnn bno bnp bnr bns boa bob bog bon boo bop bor bos bpa bpb bpg bpn bpo bpp bpr bps bra brb brg brn bro brp brr brs bsa bsb bsg bsn bso bsp bsr bss g-p gaa gab gag gan gao gap gar gas gba gbg gbn gbo gbp gbr gbs gga ggb ggg ggn ggo ggp ggr ggs gna gnb gnn gno gnp gnr gns goa gob gog gon goo gop gor gos gpa gpb gpg gpn gpo gpp gpr gps gra grb grg grn gro grp grr grs gsa gsb gsg gsn gso gsp gsr gss naa nab nag nan nao nap nar nas nba nbb nbg nbn nbo nbp nbr nbs nga ngb ngg ngn ngo ngp ngs nna nnb nng nnn nno nnp nns no- noa nob nog non noo nop nor nos npa npb npg npn npo npp npr nps nra nrb nrg nrn nro nrp nrr nrs nsa nsb nsg nsn nso nsp nsr nss oaa oab oag oan oao oap oar oas ob- oba obb obg obn obo obp obr obs oga ogg ogn ogo ogp ogs on- ona onb ong onn ono onp onr ons oo- ooa oob oog oon ooo oop oor oos op- opa opb opg opn opo opp opr ops or- ora orb org orn oro orp orr ors os- osa osb osg osn oso osp osr oss p-p paa pab pag pan pao pap par pas pba pbb pbg pbn pbo pbp pbr pbs pga pgb pgg pgn pgo pgp pgr pgs pn- pna pnb png pnn pno pnp pnr pns poa pob pog pon poo pop por pos ppa ppb ppg ppn ppo ppp ppr pps pra prb prg prn pro prp prr prs ps- psa psb psg psn pso psp psr pss ra- raa rab rag ran rao rap rar ras rba rbb rbg rbn rbo rbp rbr rbs rga rgb rgg rgn rgo rgp rgr rgs rna rnb rng rnn rno rnp rnr rns roa rob rog ron roo rop ror ros rpa rpb rpg rpn rpo rpp rpr rps rra rrb rrg rrn rrp rrr rrs rsa rsb rsg rsn rso rsp rsr rss saa sab sag san sao sap sar sas sba sbb sbg sbn sbo sbp sbr sbs sga sgb sgg sgn sgo sgp sgr sgs sna snb sng snn sno snp snr sns soa sob sog son soo sop sor sos spa spb spg spn spo spp spr sps sr- sra srb srg srn sro srp srr srs ss- ssa ssb ssg ssn sso ssp ssr sss

-ana aaaa aaab aaan aaap aaar aaas aaba aabb aabp aana aang aanp aaon aaoo aapa aapo aaps aara aaro aarp aars aasa aass abaa abab abag aban abap abar abas abb- abba abbb abbo abbr abbs aboa abob abon aboo abor abos abpa abpn abpp abpr abps abra abro abrs abs- absa absp abss ag-o agag agan agao agap agar agas agba agbo agga agna agno agns agob agog agon agoo agos agps agra agro agrp agsa agsg ana- anaa anab anag anan anao anap anar anas anba anbb anbo ang- anga ango angs anna annb anno anns ano- anoa anon anor anos anp- anpa anpp anpr ansa anso ansp aoba aonb aono aopo aora aorb aorn aors aosp aoss apan apao apap apar apas apba apbg apbr apbs apga apna apng apno apo- apon apoo apop apor apos appa appr apps apra aprn apro aprs apsa apso apss arab arag aran arap arar aras arba arbs arga argb argo args arna arng arno arns aroa arob aron aroo aror aros arpa arps arr- arra arrg arro arrr arrs ars- arsa arso asaa asab asag asan asao asap asar asas asba asbo asgp asno asob asog ason asop asor asos aspa aspo aspr asps asra asrg asro asrs assa assn asso assp assr asss baaa baan baar baas baba babb babo babr babs baga bagg bagn bago bags bana bang bann bano banp banr bans baon baos bapa bapp baps bar- bara barb barg barn baro barr bars basa baso bass bbas bbbb bbbs bbga bbng bbpr bbrg bgan bggs bgon bnas bnor bnpp bnrr bnss boab boag boan boar boas boba bobb bobo bobs boga bogg bogo bogs bona bong bonn bono bons boob boog boon boop boor boos bopa bopp bops bor- bora borg born boro borr bors bosa bosn boso boss bpsa brab brag bran brao bras brna brno brns broa brob brog bron broo bror bros brrr brrs brsb brsr bsaa bsap bsas bsgs bsns bson bsos bspp bspr bsra gaap gaar gaas gaba gabb gabo gabp gabr gabs gaga gagg gago gags gana gang gann gano gans gaon gaos gapa gapp gaps gara garb garg garn garo garp garr gars gasa gasb gaso gasp gasr gass gbag gban gbap gbas gbbo gbbs gbon gggg ggpo ggrn ggss gnaa gnap gnar gnas gnoo gnps gnrr goan goar goas goba gobo gobs goga gogo gogs gon- gona gong gonn gono gons goog goon goop goor goos gopo gops gora gorb gorg gorn goro gorp gorr gors goso goss gpaa gpas gpgp gpos gpra gprp gprs gpsa gpsg gpso gpss grab gran grap gras grbr grob grog gron groo grop gror gros grps grrr grrs grss gsab gson gsos naaa naab naag naan naar naas naba nabo nabs naga nago nags nan- nana nanb nang nann nano nanp nans