a-a a-b a-i a-t aaa aab aae aag aai aak aam aan aao aat ab- aba abb abe abg abi abk abm abn abo abt aea aeb aee aeg aei aek aem aen aeo aet ag- aga agb age agg agi agk agm agn ago agt ai- aia aib aie aig aii aik aim ain aio ait aka akb ake akg aki akk akm akn ako ama amb ame amg ami amk amm amn amo amt an- ana anb ane ang ani ank anm ann ano ant aoa aob aoe aog aoi aok aom aon aoo aot at- ata atb ate atg ati atm atn ato att baa bab bae bag bai bak bam ban bao bat bba bbb bbe bbg bbi bbk bbm bbn bbo bbt be- bea beb bee beg bei bek bem ben beo bet bga bgb bge bgg bgi bgk bgm bgn bgo bgt bi- bia bib bie big bii bik bim bin bio bit bka bkb bke bkg bkk bkm bkn bko bkt bma bmb bme bmg bmi bmk bmm bmn bmo bmt bna bnb bne bng bni bnk bnn bno bnt boa bob boe bog boi bok bom bon boo bot bta btb bte btg bti btk btm btn bto btt eaa eab eae eag eai eak eam ean eao eat eba ebb ebe ebg ebi ebk ebm ebn ebo ebt eea eeb eee eeg eek eem een eeo eet ega egb ege egg egi egm egn ego egt eia eib eie eig eii eik eim ein eio eit eka ekb eke ekg eki eko ekt em- ema emb eme emg emi emk emm emn emo emt en- ena enb ene eng eni enk enm enn eno ent eo- eoa eob eoe eog eoi eok eom eon eoo eot eta etb ete etg eti etk etm etn eto ett gaa gab gae gag gai gak gam gan gao gat gba gbe gbg gbi gbk gbm gbn gbo gbt ge- gea geb gee geg gei gek gem gen geo get gga ggb ggg ggi ggm ggn ggo ggt gia gib gie gig gii gik gim gin gio git gka gkb gkm gkn gko gkt gma gmb gme gmg gmi gmm gmn gmo gmt gna gnb gne gni gnm gnn gno gnt goa gob goe gog goi gok gom gon goo got gta gtb gte gtg gti gtk gtm gtn gto gtt ia- iaa iab iae iag iai iam ian iao iat iba ibb ibe ibg ibi ibk ibm ibn ibo ibt ie- iea iee ieg iei iek iem ien iet iga igb ige igg igi igk igm ign igo igt iia iib iie iii iim iin iio iit ika ikb ike iki ikk iko ikt im- ima imb ime img imi imm imn imo imt in- ina inb ine ing ini ink inm inn ino int io- ioa iob ioe iog ioi iom ion ioo iot ita itb ite itg iti itk itm itn ito itt k-t ka- kaa kab kae kag kai kak kam kan kao kat kba kbb kbe kbi kbk kbm kbn kbo ke- kea keb kee keg kei kek kem ken keo ket kga kgb kgi kgm kgo kia kib kie kig kii kik kim kin kio kit kkb kke kki kkk kkm kkn kkt kma kmb kme kmg kmi kmk kmm kmo kmt kn- kna kne kng kni knk knm knn kno knt koa kob koe kog koi kok kom kon koo kot kta ktb kte ktg ktk ktm ktn kto ktt m-o maa mab mae mag mai mak mam man mao mat mba mbb mbe mbg mbi mbk mbm mbo mbt mea meb mee meg mei mek mem men meo met mga mgb mge mgi mgk mgm mgn mgo mgt mi- mia mib mie mig mii mik mim min mio mit mka mkb mke mkg mkk mkm mkn mko mkt mma mmb mme mmg mmi mmk mmm mmn mmo mmt mna mnb mne mng mni mnk mnm mnn mno mnt moa mob moe mog moi mok mom mon moo mot mta mtb mte mtg mti mtk mtm mtn mto mtt n-i naa nab nae nag nai nak nam nan nao nat nba nbb nbe nbg nbi nbk nbm nbn nbo nbt ne- nea neb nee neg nei nek nem nen neo net nga ngb nge ngg ngi ngk ngm ngn ngo ngt nia nib nie nig nii nik nim nin nio nit nka nke nki nkk nkm nkn nko nkt nma nmb nme nmg nmi nmk nmm nmn nmo nmt nna nnb nne nng nni nnk nnm nnn nno nnt no- noa nob noe nog noi nok nom non noo not nta ntb nte ntg nti ntk ntm ntn nto ntt o-i oaa oab oae oag oai oak oam oan oao oat ob- oba obb obe obg obi obk obm obn obo obt oea oeb oee oeg oei oem oen oeo oet oga oge ogg ogi ogn ogo ogt oia oib oie oii oik oim oin oio oit oka okb oke okg oki okk oko om- oma omb ome omg omi omm omn omo omt on- ona onb one ong oni onk onn ono ont oo- ooa oob oog ooi ook oom oon ooo oot ot- ota otb ote otg oti otk otm otn oto ott taa tab tae tag tai tak tam tan tao tat tba tbb tbe tbg tbi tbk tbm tbn tbo tbt te- tea teb tee teg tei tek tem ten teo tet tga tgb tge tgg tgi tgk tgm tgn tgo tgt tia tib tie tig tii tik tim tin tio tit tka tkb tke tkg tkk tkm tko tkt tma tmb tme tmg tmi tmk tmm tmn tmo tmt tna tnb tne tng tni tnk tnm tnn tno tnt to- toa tob toe tog toi tok tom ton too tot tta ttb tte ttg tti ttk ttm ttn tto ttt