a-a a-b a-i aaa aab aad aag aai aam aan aao aar aas ab- aba abb abd abg abi abm abn abo abr abs ad- ada adb add adg adi adm adn ado adr ads ag- aga agb agd agg agi agm agn ago agr ags ai- aia aib aid aig aii aim ain aio air ais ama amb amd amg ami amm amn amo amr ams an- ana anb and ang ani anm ann ano anr ans aoa aob aod aog aoi aom aon aoo aor aos ar- ara arb ard arg ari arm arn aro arr ars as- asa asb asd asg asi asm asn aso asr ass baa bab bad bag bai bam ban bao bar bas bba bbb bbd bbg bbi bbm bbn bbo bbr bbs bda bdb bdd bdg bdi bdm bdo bdr bds bga bgb bgd bgg bgi bgm bgn bgo bgr bgs bi- bia bib bid big bii bim bin bio bir bis bma bmb bmd bmg bmi bmm bmn bmo bmr bms bna bnb bnd bng bni bnn bno bnr bns boa bob bod bog boi bom bon boo bor bos bra brb brd brg bri brm brn bro brr brs bsa bsb bsd bsg bsi bsm bsn bso bsr bss daa dab dad dag dai dam dan dao dar das dba dbb dbd dbg dbi dbm dbn dbo dbr dbs dda ddb ddd ddg ddi ddm ddn ddo ddr dds dga dgd dgg dgi dgm dgn dgr dgs di- dia dib did dig dii dim din dio dir dis dma dmb dmd dmg dmi dmm dmn dmo dmr dms dna dnb dnd dng dni dnm dnn dno dnr dns doa dob dod dog doi dom don doo dor dos dra drb drd drg dri drm drn dro drr drs dsa dsb dsd dsg dsi dsm dsn dso dsr dss g-d gaa gab gad gag gai gam gan gao gar gas gba gbd gbg gbi gbm gbn gbo gbr gbs gda gdb gdd gdi gdm gdn gdo gdr gds gga ggb ggd ggg ggi ggm ggn ggo ggr ggs gia gib gid gig gii gim gin gio gir gis gma gmb gmd gmg gmi gmm gmn gmo gmr gms gna gnb gnd gni gnm gnn gno gnr gns goa gob god gog goi gom gon goo gor gos gra grb grd grg gri grm grn gro grr grs gsa gsb gsd gsg gsi gsm gsn gso gsr gss i-d ia- iaa iab iad iag iai iam ian iao iar ias iba ibb ibd ibg ibi ibm ibn ibo ibr ibs ida idb idd idg idi idm idn ido idr ids iga igb igd igg igi igm ign igo igr igs iia iib iid iii iim iin iio iir iis im- ima imb imd img imi imm imn imo ims in- ina inb ind ing ini inm inn ino inr ins io- ioa iob iod iog ioi iom ion ioo ior ios ir- ira irb ird irg iri irm irn iro irr irs is- isa isb isd isg isi ism isn iso isr iss m-o m-r maa mab mad mag mai mam man mao mar mas mba mbb mbd mbg mbi mbm mbo mbr mbs mda mdb mdd mdg mdi mdm mdn mdo mdr mds mga mgb mgd mgi mgm mgn mgo mgr mgs mi- mia mib mid mig mii mim min mio mir mis mma mmb mmd mmg mmi mmm mmn mmo mmr mms mna mnb mng mni mnm mnn mno mnr mns moa mob mod mog moi mom mon moo mor mos mra mrb mrd mrg mri mrm mrn mro mrr mrs msa msb msd msg msi msm msn mso msr mss n-i naa nab nad nag nai nam nan nao nar nas nba nbb nbd nbg nbi nbm nbn nbo nbr nbs nda ndb ndd ndg ndi ndm ndn ndo ndr nds nga ngb ngd ngg ngi ngm ngn ngo ngs nia nib nid nig nii nim nin nio nir nis nma nmb nmd nmg nmi nmm nmn nmo nmr nms nna nnb nng nni nnm nnn nno nns no- noa nob nod nog noi nom non noo nor nos nra nrb nrd nrg nri nrm nrn nro nrr nrs nsa nsb nsd nsg nsi nsm nsn nso nsr nss o-i oaa oab oad oag oai oam oan oao oar oas ob- oba obb obd obg obi obm obn obo obr obs oda odb odd odg odi odm odn odo odr ods oga ogd ogg ogi ogn ogo ogs oia oib oid oii oim oin oio oir ois om- oma omb omd omg omi omm omn omo omr oms on- ona onb ond ong oni onn ono onr ons oo- ooa oob ood oog ooi oom oon ooo oor oos or- ora orb ord org ori orm orn oro orr ors os- osa osb osd osg osi osm osn oso osr oss ra- raa rab rad rag rai ram ran rao rar ras rba rbb rbd rbg rbi rbm rbn rbo rbr rbs rda rdb rdd rdg rdi rdm rdn rdo rdr rds rga rgb rgd rgg rgi rgn rgo rgr rgs ria rib rid rig rii rim rin rio rir ris rma rmb rmd rmg rmi rmm rmn rmo rmr rms rna rnb rnd rng rni rnm rnn rno rnr rns roa rob rod rog roi rom ron roo ror ros rra rrb rrd rrg rri rrm rrn rrr rrs rsa rsb rsd rsg rsi rsm rsn rso rsr rss saa sab sad sag sai sam san sao sar sas sba sbb sbd sbg sbi sbm sbn sbo sbr sbs sda sdb sdd sdg sdi sdm sdn sdo sdr sds sga sgb sgd sgg sgi sgm sgn sgo sgr sgs sia sib sid sig sii sim sin sio sir sis sma smb smd smg smi smm smn smo smr sms sna snb snd sng sni snm snn sno snr sns soa sob sod sog soi som son soo sor sos sr- sra srb srd srg sri srm srn sro