a-a a-b a-t aaa aab aag aan aao aap aas aat ab- aba abb abg abn abo abp abs abt ag- aga agb agg agn ago agp ags agt an- ana anb ang ann ano anp ans ant aoa aob aog aon aoo aop aos aot ap- apa apb apg apn apo app aps apt as- asa asb asg asn aso asp ass ast at- ata atb atg atn ato atp ats att b-p baa bab bag ban bao bap bas bat bba bbb bbg bbn bbo bbp bbs bbt bga bgb bgg bgn bgo bgp bgs bgt bna bnb bng bnn bno bnp bns bnt boa bob bog bon boo bop bos bot bpa bpb bpg bpn bpo bpp bps bpt bsa bsb bsg bsn bso bsp bss bst bta btb btg btn bto btp bts btt g-p gaa gab gag gan gao gap gas gat gba gbg gbn gbo gbp gbs gbt gga ggb ggg ggn ggo ggp ggs ggt gna gnb gnn gno gnp gns gnt goa gob gog gon goo gop gos got gpa gpb gpg gpn gpo gpp gps gpt gsa gsb gsg gsn gso gsp gss gst gta gtb gtg gtn gto gtp gts gtt naa nab nag nan nao nap nas nat nba nbb nbg nbn nbo nbp nbs nbt nga ngb ngg ngn ngo ngp ngs ngt nna nnb nng nnn nno nnp nns nnt no- noa nob nog non noo nop nos not npa npb npg npn npo npp nps npt nsa nsb nsg nsn nso nsp nss nst nta ntb ntg ntn nto ntp nts ntt oaa oab oag oan oao oap oas oat ob- oba obb obg obn obo obp obs obt oga ogg ogn ogo ogp ogs ogt on- ona onb ong onn ono onp ons ont oo- ooa oob oog oon ooo oop oos oot op- opa opb opg opn opo opp ops opt os- osa osb osg osn oso osp oss ost ot- ota otb otg otn oto otp ots ott p-p paa pab pag pan pao pap pas pat pba pbb pbg pbn pbo pbp pbs pbt pga pgb pgg pgn pgo pgp pgs pgt pn- pna pnb png pnn pno pnp pns pnt poa pob pog pon poo pop pos pot ppa ppb ppg ppn ppo ppp pps ppt ps- psa psb psg psn pso psp pss pst pt- pta ptb ptg ptn pto ptp pts ptt saa sab sag san sao sap sas sat sba sbb sbg sbn sbo sbp sbs sbt sga sgb sgg sgn sgo sgp sgs sgt sna snb sng snn sno snp sns snt soa sob sog son soo sop sos sot spa spb spg spn spo spp sps spt ss- ssa ssb ssg ssn sso ssp sss sst sta stb stg stn sto stp sts stt taa tab tag tan tao tap tas tat tba tbb tbg tbn tbo tbp tbs tbt tga tgb tgg tgn tgo tgp tgs tgt tna tnb tng tnn tno tnp tns tnt to- toa tob tog ton too top tos tot tpa tpb tpg tpn tpo tpp tps tpt tsa tsb tsg tsn tso tsp tss tst tta ttb ttg ttn tto ttp tts ttt

-ana aaaa aaab aaan aaap aaas aaba aabb aabp aabt aana aang aanp aaon aaoo aapa aapo aaps aapt aasa aass aast aata aatt abaa abab abag aban abap abas abat abb- abba abbb abbo abbs abbt aboa abob abon aboo abos abot abpa abpn abpp abps abs- absa absp abss abta abts ag-o agag agan agao agap agas agat agba agbo agga agna agno agns agob agog agon agoo agos agot agps agsa agsg agst agta agts ana- anaa anab anag anan anao anap anas anat anba anbb anbo ang- anga ango angs anna annb anno anns annt ano- anoa anon anos anp- anpa anpp ansa anso ansp ant- anta anto ants antt aoba aonb aono aont aopo aosp aoss apan apao apap apas apat apba apbg apbs apga apna apng apno apo- apon apoo apop apos apot appa apps appt apsa apso apss apta aptn apts aptt asaa asab asag asan asao asap asas asat asba asbo asgp asgt asno asob asog ason asop asos asot aspa aspo asps aspt assa assn asso assp asss asst asta astb asto astp asts at-t ataa atab atan atap atas atat atbs atgo atna atno atns atob aton atop atos atot atsb atst atta attn atto attp atts baaa baan baas baat baba babb babo babs baga bagg bagn bago bags bagt bana bang bann bano banp bans bant baon baos bapa bapp baps bapt basa baso bass bast bata batn bato bats batt bbas bbbb bbbs bbga bbng bgan bggs bgon bgst bnas bnpp bnss bnta boab boag boan boas boat boba bobb bobo bobs boga bogg bogo bogs bogt bona bong bonn bono bons bont boob boog boon boop boos boot bopa bopp bops bosa bosn boso boss bost bota botb botn boto bots bott bpot bpsa bsaa bsap bsas bsat bsgs bsns bson bsos bspp bsts btaa btan btbp btob btps btss bttb gaap gaas gaba gabb gabo gabp gabs gabt gaga gagg gago gags gana gang gann gano gans gant gaon gaos gapa gapp gaps gapt gasa gasb gaso gasp gass gast gata gato gats gatt gbag gban gbap gbas gbbo gbbs gbon ggbt gggg ggpo ggss gnaa gnap gnas gnat gnoo gnps gntp goan goas goat goba gobo gobs goga gogo gogs gon- gona gong gonn gono gons goog goon goop goos goot gopo gops goso goss gost gota goto gots gott gpaa gpas gpgp gpos gpot gpsa gpsg gpso gpss gsab gsat gson gsos gspt gtaa gtap gtop gtos gtta naaa naab naag naan naas naat naba nabo nabs naga nago nags nan- nana nanb nang nann nano nanp nans nant naos naot napa napb napg napo napp naps napt nas- nasa nasb naso nasp nass nast nata nato natp nats natt nbaa nbap nbas nbbo nbpa nbpp nbps nbsp ngab ngan