a-a a-b a-i a-t aaa aab aae aaf aai aam aan aao aat ab- aba abb abe abf abi abm abn abo abt aea aeb aee aef aei aem aen aeo aet af- afa afb afe aff afi afm afn afo aft ai- aia aib aie aif aii aim ain aio ait ama amb ame amf ami amm amn amo amt an- ana anb ane anf ani anm ann ano ant aoa aob aoe aof aoi aom aon aoo aot at- ata atb ate atf ati atm atn ato att baa bab bae baf bai bam ban bao bat bba bbb bbe bbf bbi bbm bbn bbo bbt be- bea beb bee bef bei bem ben beo bet bfa bfb bfe bff bfi bfm bfn bfo bft bi- bia bib bie bif bii bim bin bio bit bma bmb bme bmf bmi bmm bmn bmo bmt bna bnb bne bnf bni bnn bno bnt boa bob boe bof boi bom bon boo bot bta btb bte btf bti btm btn bto btt eaa eab eae eaf eai eam ean eao eat eba ebb ebe ebf ebi ebm ebn ebo ebt eea eeb eee eef eem een eeo eet ef- efa efb efe eff efi efm efo eft eia eib eie eif eii eim ein eio eit em- ema emb eme emf emi emm emn emo emt en- ena enb ene enf eni enm enn eno ent eo- eoa eob eoe eof eoi eom eon eoo eot eta etb ete etf eti etm etn eto ett faa fab fae faf fai fam fan fao fat fba fbb fbe fbf fbi fbm fbn fbo fbt fea feb fee fef fei fem fen feo fet ffa ffe fff ffi ffm ffn ffo fft fia fib fie fif fii fim fin fit fma fmb fme fmf fmi fmm fmn fmo fmt fna fnb fne fnf fni fnm fnn fnt foa fob foe fof foi fom fon foo fot fta ftb fte ftf fti ftm ftn fto ftt i-f ia- iaa iab iae iaf iai iam ian iao iat iba ibb ibe ibf ibi ibm ibn ibo ibt ie- iea iee ief iei iem ien iet ifa ifb ife iff ifi ifm ifn ifo ift iia iib iie iif iii iim iin iio iit im- ima imb ime imf imi imm imn imo imt in- ina inb ine inf ini inm inn ino int io- ioa iob ioe iof ioi iom ion ioo iot ita itb ite itf iti itm itn ito itt m-f m-o maa mab mae maf mai mam man mao mat mba mbb mbe mbf mbi mbm mbo mbt mea meb mee mef mei mem men meo met mfa mfb mfe mff mfi mfm mfn mfo mft mi- mia mib mie mif mii mim min mio mit mma mmb mme mmf mmi mmm mmn mmo mmt mna mnb mne mnf mni mnm mnn mno mnt moa mob moe mof moi mom mon moo mot mta mtb mte mtf mti mtm mtn mto mtt n-i naa nab nae naf nai nam nan nao nat nba nbb nbe nbf nbi nbm nbn nbo nbt ne- nea neb nee nef nei nem nen neo net nfa nfb nfe nff nfi nfn nfo nft nia nib nie nif nii nim nin nio nit nma nmb nme nmi nmm nmn nmo nmt nna nnb nne nnf nni nnm nnn nno nnt no- noa nob noe nof noi nom non noo not nta ntb nte ntf nti ntm ntn nto ntt o-i oaa oab oae oaf oai oam oan oao oat ob- oba obb obe obf obi obm obn obo obt oea oeb oee oef oei oem oen oeo oet of- ofa ofb ofe off ofi ofm ofn ofo oft oia oib oie oif oii oim oin oio oit om- oma omb ome omf omi omm omn omo omt on- ona onb one onf oni onn ono ont oo- ooa oob oof ooi oom oon ooo oot ot- ota otb ote otf oti otm otn oto ott taa tab tae taf tai tam tan tao tat tba tbb tbe tbf tbi tbm tbn tbo tbt te- tea teb tee tef tei tem ten teo tet tfa tfb tfe tff tfi tfm tfn tfo tft tia tib tie tif tii tim tin tio tit tma tmb tme tmf tmi tmm tmn tmo tmt tna tnb tne tnf tni tnm tnn tno tnt to- toa tob toe tof toi tom ton too tot tta ttb tte ttf tti ttm ttn tto ttt