a-a a-b a-t aaa aab aae aaj aam aao aat ab- aba abb abe abj abm abo abt aea aeb aee aej aem aeo aet aja ajb aje ajj ajm ajo ajt ama amb ame amm amo amt aoa aob aoe aoj aom aoo aot at- ata atb ate atm ato att baa bab bae baj bam bao bat bba bbb bbe bbm bbo bbt be- bea beb bee bem beo bet bja bjj bjm bjt bma bmb bme bmj bmm bmo bmt boa bob boe boj bom boo bot bta btb bte btm bto btt eaa eab eae eaj eam eao eat eba ebb ebe ebj ebm ebo ebt eea eeb eee eem eeo eet eja ejo ejt em- ema emb eme emm emo emt eo- eoa eob eoe eom eoo eot eta etb ete etj etm eto ett jaa jab jae jaj jam jao jat jba jbj jbm jbo jbt jea jeb jee jej jem jeo jet jja jjb jjj jma jmb jme jmj jmm jmo jmt joa job joe joj jom joo jot jta jtb jte jtm jtt m-o maa mab mae maj mam mao mat mba mbb mbe mbj mbm mbo mbt mea meb mee mej mem meo met mjb mje mjj mjm mjt mma mmb mme mmj mmm mmo mmt moa mob moe mom moo mot mta mtb mte mtj mtm mto mtt oaa oab oae oaj oam oao oat ob- oba obb obe obj obm obo obt oea oeb oee oem oeo oet oja ojb oje ojm ojo om- oma omb ome omj omm omo omt oo- ooa oob oom ooo oot ot- ota otb ote otm oto ott taa tab tae taj tam tao tat tba tbb tbe tbj tbm tbo tbt te- tea teb tee tej tem teo tet tje tjm tjo tma tmb tme tmj tmm tmo tmt to- toa tob toe toj tom too tot tta ttb tte ttm tto ttt