a-a a-b a-i a-t aaa aab aag aai aam aan aao aas aat ab- aba abb abg abi abm abn abo abs abt ag- aga agb agg agi agm agn ago ags agt ai- aia aib aig aii aim ain aio ais ait ama amb amg ami amm amn amo ams amt an- ana anb ang ani anm ann ano ans ant aoa aob aog aoi aom aon aoo aos aot as- asa asb asg asi asm asn aso ass ast at- ata atb atg ati atm atn ato ats att baa bab bag bai bam ban bao bas bat bba bbb bbg bbi bbm bbn bbo bbs bbt bga bgb bgg bgi bgm bgn bgo bgs bgt bi- bia bib big bii bim bin bio bis bit bma bmb bmg bmi bmm bmn bmo bms bmt bna bnb bng bni bnn bno bns bnt boa bob bog boi bom bon boo bos bot bsa bsb bsg bsi bsm bsn bso bss bst bta btb btg bti btm btn bto bts btt gaa gab gag gai gam gan gao gas gat gba gbg gbi gbm gbn gbo gbs gbt gga ggb ggg ggi ggm ggn ggo ggs ggt gia gib gig gii gim gin gio gis git gma gmb gmg gmi gmm gmn gmo gms gmt gna gnb gni gnm gnn gno gns gnt goa gob gog goi gom gon goo gos got gsa gsb gsg gsi gsm gsn gso gss gst gta gtb gtg gti gtm gtn gto gts gtt ia- iaa iab iag iai iam ian iao ias iat iba ibb ibg ibi ibm ibn ibo ibs ibt iga igb igg igi igm ign igo igs igt iia iib iii iim iin iio iis iit im- ima imb img imi imm imn imo ims imt in- ina inb ing ini inm inn ino ins int io- ioa iob iog ioi iom ion ioo ios iot is- isa isb isg isi ism isn iso iss ist ita itb itg iti itm itn ito its itt m-o maa mab mag mai mam man mao mas mat mba mbb mbg mbi mbm mbo mbs mbt mga mgb mgi mgm mgn mgo mgs mgt mi- mia mib mig mii mim min mio mis mit mma mmb mmg mmi mmm mmn mmo mms mmt mna mnb mng mni mnm mnn mno mns mnt moa mob mog moi mom mon moo mos mot msa msb msg msi msm msn mso mss mst mta mtb mtg mti mtm mtn mto mts mtt n-i naa nab nag nai nam nan nao nas nat nba nbb nbg nbi nbm nbn nbo nbs nbt nga ngb ngg ngi ngm ngn ngo ngs ngt nia nib nig nii nim nin nio nis nit nma nmb nmg nmi nmm nmn nmo nms nmt nna nnb nng nni nnm nnn nno nns nnt no- noa nob nog noi nom non noo nos not nsa nsb nsg nsi nsm nsn nso nss nst nta ntb ntg nti ntm ntn nto nts ntt o-i oaa oab oag oai oam oan oao oas oat ob- oba obb obg obi obm obn obo obs obt oga ogg ogi ogn ogo ogs ogt oia oib oii oim oin oio ois oit om- oma omb omg omi omm omn omo oms omt on- ona onb ong oni onn ono ons ont oo- ooa oob oog ooi oom oon ooo oos oot os- osa osb osg osi osm osn oso oss ost ot- ota otb otg oti otm otn oto ots ott saa sab sag sai sam san sao sas sat sba sbb sbg sbi sbm sbn sbo sbs sbt sga sgb sgg sgi sgm sgn sgo sgs sgt sia sib sig sii sim sin sio sis sit sma smb smg smi smm smn smo sms smt sna snb sng sni snm snn sno sns snt soa sob sog soi som son soo sos sot ss- ssa ssb ssg ssi ssm ssn sso sss sst sta stb stg sti stm stn sto sts stt taa tab tag tai tam tan tao tas tat tba tbb tbg tbi tbm tbn tbo tbs tbt tga tgb tgg tgi tgm tgn tgo tgs tgt tia tib tig tii tim tin tio tis tit tma tmb tmg tmi tmm tmn tmo tms tmt tna tnb tng tni tnm tnn tno tns tnt to- toa tob tog toi tom ton too tos tot tsa tsb tsg tsi tsm tsn tso tss tst tta ttb ttg tti ttm ttn tto tts ttt