a-a a-b a-i aaa aab aad aag aai aam aan aar aas ab- aba abb abd abg abi abm abn abr abs ad- ada adb add adg adi adm adn adr ads ag- aga agb agd agg agi agm agn agr ags ai- aia aib aid aig aii aim ain air ais ama amb amd amg ami amm amn amr ams an- ana anb and ang ani anm ann anr ans ar- ara arb ard arg ari arm arn arr ars as- asa asb asd asg asi asm asn asr ass baa bab bad bag bai bam ban bar bas bba bbb bbd bbg bbi bbm bbn bbr bbs bda bdb bdd bdg bdi bdm bdr bds bga bgb bgd bgg bgi bgm bgn bgr bgs bi- bia bib bid big bii bim bin bir bis bma bmb bmd bmg bmi bmm bmn bmr bms bna bnb bnd bng bni bnn bnr bns bra brb brd brg bri brm brn brr brs bsa bsb bsd bsg bsi bsm bsn bsr bss daa dab dad dag dai dam dan dar das dba dbb dbd dbg dbi dbm dbn dbr dbs dda ddb ddd ddg ddi ddm ddn ddr dds dga dgd dgg dgi dgm dgn dgr dgs di- dia dib did dig dii dim din dir dis dma dmb dmd dmg dmi dmm dmn dmr dms dna dnb dnd dng dni dnm dnn dnr dns dra drb drd drg dri drm drn drr drs dsa dsb dsd dsg dsi dsm dsn dsr dss g-d gaa gab gad gag gai gam gan gar gas gba gbd gbg gbi gbm gbn gbr gbs gda gdb gdd gdi gdm gdn gdr gds gga ggb ggd ggg ggi ggm ggn ggr ggs gia gib gid gig gii gim gin gir gis gma gmb gmd gmg gmi gmm gmn gmr gms gna gnb gnd gni gnm gnn gnr gns gra grb grd grg gri grm grn grr grs gsa gsb gsd gsg gsi gsm gsn gsr gss i-d ia- iaa iab iad iag iai iam ian iar ias iba ibb ibd ibg ibi ibm ibn ibr ibs ida idb idd idg idi idm idn idr ids iga igb igd igg igi igm ign igr igs iia iib iid iii iim iin iir iis im- ima imb imd img imi imm imn ims in- ina inb ind ing ini inm inn inr ins ir- ira irb ird irg iri irm irn irr irs is- isa isb isd isg isi ism isn isr iss m-r maa mab mad mag mai mam man mar mas mba mbb mbd mbg mbi mbm mbr mbs mda mdb mdd mdg mdi mdm mdn mdr mds mga mgb mgd mgi mgm mgn mgr mgs mi- mia mib mid mig mii mim min mir mis mma mmb mmd mmg mmi mmm mmn mmr mms mna mnb mng mni mnm mnn mnr mns mra mrb mrd mrg mri mrm mrn mrr mrs msa msb msd msg msi msm msn msr mss n-i naa nab nad nag nai nam nan nar nas nba nbb nbd nbg nbi nbm nbn nbr nbs nda ndb ndd ndg ndi ndm ndn ndr nds nga ngb ngd ngg ngi ngm ngn ngs nia nib nid nig nii nim nin nir nis nma nmb nmd nmg nmi nmm nmn nmr nms nna nnb nng nni nnm nnn nns nra nrb nrd nrg nri nrm nrn nrr nrs nsa nsb nsd nsg nsi nsm nsn nsr nss ra- raa rab rad rag rai ram ran rar ras rba rbb rbd rbg rbi rbm rbn rbr rbs rda rdb rdd rdg rdi rdm rdn rdr rds rga rgb rgd rgg rgi rgn rgr rgs ria rib rid rig rii rim rin rir ris rma rmb rmd rmg rmi rmm rmn rmr rms rna rnb rnd rng rni rnm rnn rnr rns rra rrb rrd rrg rri rrm rrn rrr rrs rsa rsb rsd rsg rsi rsm rsn rsr rss saa sab sad sag sai sam san sar sas sba sbb sbd sbg sbi sbm sbn sbr sbs sda sdb sdd sdg sdi sdm sdn sdr sds sga sgb sgd sgg sgi sgm sgn sgr sgs sia sib sid sig sii sim sin sir sis sma smb smd smg smi smm smn smr sms sna snb snd sng sni snm snn snr sns sr- sra srb srd srg sri srm srn srr srs ss- ssa ssb ssd ssg ssi ssm ssn ssr sss