a-a a-b a-i a-t aaa aab aag aai aam aan aao aar aas aat ab- aba abb abg abi abm abn abo abr abs abt ag- aga agb agg agi agm agn ago agr ags agt ai- aia aib aig aii aim ain aio air ais ait ama amb amg ami amm amn amo amr ams amt an- ana anb ang ani anm ann ano anr ans ant aoa aob aog aoi aom aon aoo aor aos aot ar- ara arb arg ari arm arn aro arr ars art as- asa asb asg asi asm asn aso asr ass ast at- ata atb atg ati atm atn ato atr ats att baa bab bag bai bam ban bao bar bas bat bba bbb bbg bbi bbm bbn bbo bbr bbs bbt bga bgb bgg bgi bgm bgn bgo bgr bgs bgt bi- bia bib big bii bim bin bio bir bis bit bma bmb bmg bmi bmm bmn bmo bmr bms bmt bna bnb bng bni bnn bno bnr bns bnt boa bob bog boi bom bon boo bor bos bot bra brb brg bri brm brn bro brr brs brt bsa bsb bsg bsi bsm bsn bso bsr bss bst bta btb btg bti btm btn bto btr bts btt gaa gab gag gai gam gan gao gar gas gat gba gbg gbi gbm gbn gbo gbr gbs gbt gga ggb ggg ggi ggm ggn ggo ggr ggs ggt gia gib gig gii gim gin gio gir gis git gma gmb gmg gmi gmm gmn gmo gmr gms gmt gna gnb gni gnm gnn gno gnr gns gnt goa gob gog goi gom gon goo gor gos got gra grb grg gri grm grn gro grr grs grt gsa gsb gsg gsi gsm gsn gso gsr gss gst gta gtb gtg gti gtm gtn gto gtr gts gtt ia- iaa iab iag iai iam ian iao iar ias iat iba ibb ibg ibi ibm ibn ibo ibr ibs ibt iga igb igg igi igm ign igo igr igs igt iia iib iii iim iin iio iir iis iit im- ima imb img imi imm imn imo ims imt in- ina inb ing ini inm inn ino inr ins int io- ioa iob iog ioi iom ion ioo ior ios iot ir- ira irb irg iri irm irn iro irr irs irt is- isa isb isg isi ism isn iso isr iss ist ita itb itg iti itm itn ito its itt m-o m-r maa mab mag mai mam man mao mar mas mat mba mbb mbg mbi mbm mbo mbr mbs mbt mga mgb mgi mgm mgn mgo mgr mgs mgt mi- mia mib mig mii mim min mio mir mis mit mma mmb mmg mmi mmm mmn mmo mmr mms mmt mna mnb mng mni mnm mnn mno mnr mns mnt moa mob mog moi mom mon moo mor mos mot mra mrb mrg mri mrm mrn mro mrr mrs mrt msa msb msg msi msm msn mso msr mss mst mta mtb mtg mti mtm mtn mto mtr mts mtt n-i naa nab nag nai nam nan nao nar nas nat nba nbb nbg nbi nbm nbn nbo nbr nbs nbt nga ngb ngg ngi ngm ngn ngo ngs ngt nia nib nig nii nim nin nio nir nis nit nma nmb nmg nmi nmm nmn nmo nmr nms nmt nna nnb nng nni nnm nnn nno nns nnt no- noa nob nog noi nom non noo nor nos not nra nrb nrg nri nrm nrn nro nrr nrs nrt nsa nsb nsg nsi nsm nsn nso nsr nss nst nta ntb ntg nti ntm ntn nto ntr nts ntt o-i oaa oab oag oai oam oan oao oar oas oat ob- oba obb obg obi obm obn obo obr obs obt oga ogg ogi ogn ogo ogs ogt oia oib oii oim oin oio oir ois oit om- oma omb omg omi omm omn omo omr oms omt on- ona onb ong oni onn ono onr ons ont oo- ooa oob oog ooi oom oon ooo oor oos oot or- ora orb org ori orm orn oro orr ors ort os- osa osb osg osi osm osn oso osr oss ost ot- ota otb otg oti otm otn oto otr ots ott ra- raa rab rag rai ram ran rao rar ras rat rba rbb rbg rbi rbm rbn rbo rbr rbs rbt rga rgb rgg rgi rgn rgo rgr rgs rgt ria rib rig rii rim rin rio rir ris rit rma rmb rmg rmi rmm rmn rmo rmr rms rmt rna rnb rng rni rnm rnn rno rnr rns rnt roa rob rog roi rom ron roo ror ros rot rra rrb rrg rri rrm rrn rrr rrs rrt rsa rsb rsg rsi rsm rsn rso rsr rss rst rta rtb rtg rti rtm rtn rto rtr rts rtt saa sab sag sai sam san sao sar sas sat sba sbb sbg sbi sbm sbn sbo sbr sbs sbt sga sgb sgg sgi sgm sgn sgo sgr sgs sgt sia sib sig sii sim sin sio sir sis sit sma smb smg smi smm smn smo smr sms smt sna snb sng sni snm snn sno snr sns snt soa sob sog soi som son soo sor sos sot sr- sra srb srg sri srm srn sro srr srs srt ss- ssa ssb ssg ssi ssm ssn sso ssr sss sst sta stb stg sti stm stn sto str sts stt taa tab tag tai tam tan tao tar tas tat tba tbb tbg tbi tbm tbn tbo tbr tbs tbt tga tgb tgg tgi tgm tgn tgo tgr tgs tgt tia tib tig tii tim tin tio tir tis tit tma tmb tmg tmi tmm tmn tmo tmr tms tmt tna tnb tng tni tnm tnn tno tnr tns tnt to- toa tob tog toi tom ton too tor tos tot tra trb trg tri trm trn tro trr trs trt tsa tsb