-er a-a a-b aaa aab aae aag aam aan aao aar aas aau ab- aba abb abe abg abm abn abo abr abs abu aea aeb aee aeg aem aen aeo aer aes aeu ag- aga agb age agg agm agn ago agr ags agu ama amb ame amg amm amn amo amr ams amu an- ana anb ane ang anm ann ano anr ans anu aoa aob aoe aog aom aon aoo aor aos aou ar- ara arb are arg arm arn aro arr ars aru as- asa asb ase asg asm asn aso asr ass asu au- aua aub aue aug aum aun auo aur aus b-u baa bab bae bag bam ban bao bar bas bau bba bbb bbe bbg bbm bbn bbo bbr bbs bbu be- bea beb bee beg bem ben beo ber bes beu bga bgb bge bgg bgm bgn bgo bgr bgs bgu bma bmb bme bmg bmm bmn bmo bmr bms bmu bna bnb bne bng bnn bno bnr bns bnu boa bob boe bog bom bon boo bor bos bou bra brb bre brg brm brn bro brr brs bru bsa bsb bse bsg bsm bsn bso bsr bss bsu bua bub bue bug bum bun buo bur bus buu eaa eab eae eag eam ean eao ear eas eau eba ebb ebe ebg ebm ebn ebo ebr ebs ebu eea eeb eee eeg eem een eeo eer ees ega egb ege egg egm egn ego egr egs egu em- ema emb eme emg emm emn emo emr ems emu en- ena enb ene eng enm enn eno enr ens enu eo- eoa eob eoe eog eom eon eoo eor eos eou era erb ere erg erm ern ero err ers eru es- esa esb ese esg esm esn eso esr ess esu eu- eua eub eue eug eun eur eus gaa gab gae gag gam gan gao gar gas gau gba gbe gbg gbm gbn gbo gbr gbs gbu ge- gea geb gee geg gem gen geo ger ges geu gga ggb ggg ggm ggn ggo ggr ggs ggu gma gmb gme gmg gmm gmn gmo gmr gms gna gnb gne gnm gnn gno gnr gns gnu goa gob goe gog gom gon goo gor gos gou gra grb gre grg grm grn gro grr grs gru gsa gsb gse gsg gsm gsn gso gsr gss gsu gu- gua gub gue gug gum gun guo gur gus guu m-o m-r maa mab mae mag mam man mao mar mas mau mba mbb mbe mbg mbm mbo mbr mbs mbu mea meb mee meg mem men meo mer mes meu mga mgb mge mgm mgn mgo mgr mgs mgu mma mmb mme mmg mmm mmn mmo mmr mms mmu mna mnb mne mng mnm mnn mno mnr mns mnu moa mob moe mog mom mon moo mor mos mou mra mrb mre mrg mrm mrn mro mrr mrs mru msa msb mse msg msm msn mso msr mss msu mua mub mue mug mum mun mur mus muu naa nab nae nag nam nan nao nar nas nau nba nbb nbe nbg nbm nbn nbo nbr nbs nbu ne- nea neb nee neg nem nen neo ner nes neu nga ngb nge ngg ngm ngn ngo ngs ngu nma nmb nme nmg nmm nmn nmo nmr nms nmu nna nnb nne nng nnm nnn nno nns nnu no- noa nob noe nog nom non noo nor nos nou nra nrb nre nrg nrm nrn nro nrr nrs nru nsa nsb nse nsg nsm nsn nso nsr nss nsu nua nub nue nug num nun nuo nur nus nuu oaa oab oae oag oam oan oao oar oas oau ob- oba obb obe obg obm obn obo obr obs obu oea oeb oee oeg oem oen oeo oer oes oga oge ogg ogn ogo ogs om- oma omb ome omg omm omn omo omr oms omu on- ona onb one ong onn ono onr ons onu oo- ooa oob oog oom oon ooo oor oos or- ora orb ore org orm orn oro orr ors oru os- osa osb ose osg osm osn oso osr oss osu ou- oua oue oum oun ouo our ous ra- raa rab rae rag ram ran rao rar ras rau rba rbb rbe rbg rbm rbn rbo rbr rbs rbu re- rea reb ree reg rem ren reo rer res reu rga rgb rge rgg rgn rgo rgr rgs rma rmb rme rmg rmm rmn rmo rmr rms rna rnb rng rnm rnn rno rnr rns rnu roa rob roe rog rom ron roo ror ros rou rra rrb rrg rrm rrn rrr rrs rru rsa rsb rse rsg rsm rsn rso rsr rss rsu rua rub rue rug rum run ruo rur rus ruu saa sab sae sag sam san sao sar sas sau sba sbb sbe sbg sbm sbn sbo sbr sbs sbu se- sea seb see seg sem sen seo ser ses seu sga sgb sge sgg sgm sgn sgo sgr sgs sgu sma smb sme smg smm smn smo smr sms smu sna snb sne sng snm snn sno snr sns snu soa sob soe sog som son soo sor sos sou sr- sra srb sre srg srm srn sro srr srs ss- ssa ssb sse ssg ssm ssn sso ssr sss ssu sua sub sue sug sum sun suo sur sus suu ua- uaa uab uae uag uam uan uao uar uas uau uba ubb ube ubg ubn ubo ubr ubs ubu uea ueb uee ueg uem uen uer ues uga ugb uge ugg ugm ugn ugo ugr ugs ugu um- uma umb ume umg umm umn umo umr ums umu un- una unb une ung unm unn uno unr uns unu uoa uob uoe uog uom uon uoo uor uos ur- ura urb ure urg urm urn uro urr urs uru usa usb use usg usm usn uso usr uss usu uua uue uug uum uun uur uus uuu

-ana