a-a a-b a-i a-t aaa aab aag aai aam aar aas aat ab- aba abb abg abi abm abr abs abt ag- aga agb agg agi agm agr ags agt ai- aia aib aig aii aim air ais ait ama amb amg ami amm amr ams amt ar- ara arb arg ari arm arr ars art as- asa asb asg asi asm asr ass ast at- ata atb atg ati atm atr ats att baa bab bag bai bam bar bas bat bba bbb bbg bbi bbm bbr bbs bbt bga bgb bgg bgi bgm bgr bgs bgt bi- bia bib big bii bim bir bis bit bma bmb bmg bmi bmm bmr bms bmt bra brb brg bri brm brr brs brt bsa bsb bsg bsi bsm bsr bss bst bta btb btg bti btm btr bts btt gaa gab gag gai gam gar gas gat gba gbg gbi gbm gbr gbs gbt gga ggb ggg ggi ggm ggr ggs ggt gia gib gig gii gim gir gis git gma gmb gmg gmi gmm gmr gms gmt gra grb grg gri grm grr grs grt gsa gsb gsg gsi gsm gsr gss gst gta gtb gtg gti gtm gtr gts gtt ia- iaa iab iag iai iam iar ias iat iba ibb ibg ibi ibm ibr ibs ibt iga igb igg igi igm igr igs igt iia iib iii iim iir iis iit im- ima imb img imi imm ims imt ir- ira irb irg iri irm irr irs irt is- isa isb isg isi ism isr iss ist ita itb itg iti itm its itt m-r maa mab mag mai mam mar mas mat mba mbb mbg mbi mbm mbr mbs mbt mga mgb mgi mgm mgr mgs mgt mi- mia mib mig mii mim mir mis mit mma mmb mmg mmi mmm mmr mms mmt mra mrb mrg mri mrm mrr mrs mrt msa msb msg msi msm msr mss mst mta mtb mtg mti mtm mtr mts mtt ra- raa rab rag rai ram rar ras rat rba rbb rbg rbi rbm rbr rbs rbt rga rgb rgg rgi rgr rgs rgt ria rib rig rii rim rir ris rit rma rmb rmg rmi rmm rmr rms rmt rra rrb rrg rri rrm rrr rrs rrt rsa rsb rsg rsi rsm rsr rss rst rta rtb rtg rti rtm rtr rts rtt saa sab sag sai sam sar sas sat sba sbb sbg sbi sbm sbr sbs sbt sga sgb sgg sgi sgm sgr sgs sgt sia sib sig sii sim sir sis sit sma smb smg smi smm smr sms smt sr- sra srb srg sri srm srr srs srt ss- ssa ssb ssg ssi ssm ssr sss sst sta stb stg sti stm str sts stt taa tab tag tai tam tar tas tat tba tbb tbg tbi tbm tbr tbs tbt tga tgb tgg tgi tgm tgr tgs tgt tia tib tig tii tim tir tis tit tma tmb tmg tmi tmm tmr tms tmt tra trb trg tri trm trr trs trt tsa tsb tsg tsi tsm tsr tss tst tta ttb ttg tti ttm ttr tts ttt