a-a a-b a-i a-t aaa aab aag aai aam aan aao aar aat ab- aba abb abg abi abm abn abo abr abt ag- aga agb agg agi agm agn ago agr agt ai- aia aib aig aii aim ain aio air ait ama amb amg ami amm amn amo amr amt an- ana anb ang ani anm ann ano anr ant aoa aob aog aoi aom aon aoo aor aot ar- ara arb arg ari arm arn aro arr art at- ata atb atg ati atm atn ato atr att baa bab bag bai bam ban bao bar bat bba bbb bbg bbi bbm bbn bbo bbr bbt bga bgb bgg bgi bgm bgn bgo bgr bgt bi- bia bib big bii bim bin bio bir bit bma bmb bmg bmi bmm bmn bmo bmr bmt bna bnb bng bni bnn bno bnr bnt boa bob bog boi bom bon boo bor bot bra brb brg bri brm brn bro brr brt bta btb btg bti btm btn bto btr btt gaa gab gag gai gam gan gao gar gat gba gbg gbi gbm gbn gbo gbr gbt gga ggb ggg ggi ggm ggn ggo ggr ggt gia gib gig gii gim gin gio gir git gma gmb gmg gmi gmm gmn gmo gmr gmt gna gnb gni gnm gnn gno gnr gnt goa gob gog goi gom gon goo gor got gra grb grg gri grm grn gro grr grt gta gtb gtg gti gtm gtn gto gtr gtt ia- iaa iab iag iai iam ian iao iar iat iba ibb ibg ibi ibm ibn ibo ibr ibt iga igb igg igi igm ign igo igr igt iia iib iii iim iin iio iir iit im- ima imb img imi imm imn imo imt in- ina inb ing ini inm inn ino inr int io- ioa iob iog ioi iom ion ioo ior iot ir- ira irb irg iri irm irn iro irr irt ita itb itg iti itm itn ito itt m-o m-r maa mab mag mai mam man mao mar mat mba mbb mbg mbi mbm mbo mbr mbt mga mgb mgi mgm mgn mgo mgr mgt mi- mia mib mig mii mim min mio mir mit mma mmb mmg mmi mmm mmn mmo mmr mmt mna mnb mng mni mnm mnn mno mnr mnt moa mob mog moi mom mon moo mor mot mra mrb mrg mri mrm mrn mro mrr mrt mta mtb mtg mti mtm mtn mto mtr mtt n-i naa nab nag nai nam nan nao nar nat nba nbb nbg nbi nbm nbn nbo nbr nbt nga ngb ngg ngi ngm ngn ngo ngt nia nib nig nii nim nin nio nir nit nma nmb nmg nmi nmm nmn nmo nmr nmt nna nnb nng nni nnm nnn nno nnt no- noa nob nog noi nom non noo nor not nra nrb nrg nri nrm nrn nro nrr nrt nta ntb ntg nti ntm ntn nto ntr ntt o-i oaa oab oag oai oam oan oao oar oat ob- oba obb obg obi obm obn obo obr obt oga ogg ogi ogn ogo ogt oia oib oii oim oin oio oir oit om- oma omb omg omi omm omn omo omr omt on- ona onb ong oni onn ono onr ont oo- ooa oob oog ooi oom oon ooo oor oot or- ora orb org ori orm orn oro orr ort ot- ota otb otg oti otm otn oto otr ott ra- raa rab rag rai ram ran rao rar rat rba rbb rbg rbi rbm rbn rbo rbr rbt rga rgb rgg rgi rgn rgo rgr rgt ria rib rig rii rim rin rio rir rit rma rmb rmg rmi rmm rmn rmo rmr rmt rna rnb rng rni rnm rnn rno rnr rnt roa rob rog roi rom ron roo ror rot rra rrb rrg rri rrm rrn rrr rrt rta rtb rtg rti rtm rtn rto rtr rtt taa tab tag tai tam tan tao tar tat tba tbb tbg tbi tbm tbn tbo tbr tbt tga tgb tgg tgi tgm tgn tgo tgr tgt tia tib tig tii tim tin tio tir tit tma tmb tmg tmi tmm tmn tmo tmr tmt tna tnb tng tni tnm tnn tno tnr tnt to- toa tob tog toi tom ton too tor tot tra trb trg tri trm trn tro trr trt tta ttb ttg tti ttm ttn tto ttr ttt