-er a-a a-b a-i a-t aaa aab aae aai aak aam aar aat ab- aba abb abe abi abk abm abr abt aea aeb aee aei aek aem aer aet ai- aia aib aie aii aik aim air ait aka akb ake aki akk akm akr ama amb ame ami amk amm amr amt ar- ara arb are ari ark arm arr art at- ata atb ate ati atm atr att baa bab bae bai bak bam bar bat bba bbb bbe bbi bbk bbm bbr bbt be- bea beb bee bei bek bem ber bet bi- bia bib bie bii bik bim bir bit bka bkb bke bkk bkm bkr bkt bma bmb bme bmi bmk bmm bmr bmt bra brb bre bri brk brm brr brt bta btb bte bti btk btm btr btt eaa eab eae eai eak eam ear eat eba ebb ebe ebi ebk ebm ebr ebt eea eeb eee eek eem eer eet eia eib eie eii eik eim eir eit eka ekb eke eki ekr ekt em- ema emb eme emi emk emm emr emt era erb ere eri erk erm err ert eta etb ete eti etk etm etr ett ia- iaa iab iae iai iam iar iat iba ibb ibe ibi ibk ibm ibr ibt ie- iea iee iei iek iem ier iet iia iib iie iii iim iir iit ika ikb ike iki ikk ikr ikt im- ima imb ime imi imm imt ir- ira irb ire iri irk irm irr irt ita itb ite iti itk itm itt k-t ka- kaa kab kae kai kak kam kar kat kba kbb kbe kbi kbk kbm kbr ke- kea keb kee kei kek kem ker ket kia kib kie kii kik kim kir kit kkb kke kki kkk kkm kkr kkt kma kmb kme kmi kmk kmm kmt kra kri krk krr krt kta ktb kte ktk ktm ktr ktt m-r maa mab mae mai mak mam mar mat mba mbb mbe mbi mbk mbm mbr mbt mea meb mee mei mek mem mer met mi- mia mib mie mii mik mim mir mit mka mkb mke mkk mkm mkr mkt mma mmb mme mmi mmk mmm mmr mmt mra mrb mre mri mrk mrm mrr mrt mta mtb mte mti mtk mtm mtr mtt ra- raa rab rae rai rak ram rar rat rba rbb rbe rbi rbk rbm rbr rbt re- rea reb ree rei rek rem rer ret ria rib rie rii rik rim rir rit rkb rke rkk rkm rkt rma rmb rme rmi rmm rmr rmt rra rrb rri rrk rrm rrr rrt rta rtb rte rti rtk rtm rtr rtt taa tab tae tai tak tam tar tat tba tbb tbe tbi tbk tbm tbr tbt te- tea teb tee tei tek tem ter tet tia tib tie tii tik tim tir tit tka tkb tke tkk tkm tkr tkt tma tmb tme tmi tmk tmm tmr tmt tra trb tre tri trk trm trr trt tta ttb tte tti ttk ttm ttr ttt

a-ak a-be a-ii aaaa aaab aaae aaai aaam aaar aaba aabb aabi aabm aabt aaea aaem aaib aaii aaka aake aama aamb aame aami aamr aara aare aari aarm aart aata aatk aatt abaa abab abae abai abak abam abar abat abb- abba abbb abbe abbi abbr abbt abee aber abet abia abib abie abim abir abit abma abmb abmt abra abri abta aebi aeer aeit aeka aemt aer- aera aeri aeta aetr aett aiai aiba aiea aiee aiet aiia aiib aiir aika aike aiki aime aimi aimm aira aire airi airt aita aite aiti aitr aitt akaa akae akai akam akar akee aker akia akie akik akim akir akka akki akr- akra akre akte amaa amae amai amam amar amat amb- amba ambe ambi ambr amee amei amer amet amia amib amie amii amik amir amit amka amm- amma amme ammi amra amri amta amte amti amtk arab arae arai arak aram arar arat arba arbe arbi area aree arei arek arem aret aria arib arie arii arik arim arit arka arke arki arma arme armi armm armt arr- arra arre arri arrk arrr arrt arta arte arti artr at-t ataa atab atae atai atak atar atat atea atee atei atem ater atia atie atik atim atit atka atkt atm- atma atme atra atre atri atrk atrm atta atte atti attr ba-i baaa baak baam baar baat baba babb babe babi babm babr baek baer baia baib baie baik bair bait bak- baka bake baki bakr bakt bama bamb bame bami bamm bar- bara barb bare bari bark barm barr bart bata bate bati batt bbbb bbeb bbet beak beam bear beat beba bebb bebe bebi beeb beek beem beer beet beia beik beim beir beit beka beke beki bema beme bera bere beri berk berm berr bert beta bete beti bett biak biar biat biba bibb bibe bibi bieb bier biet bike bima bira birb bire biri birk birr birt bita bite bitt bmaa bmir bmmi brab brae brai brak bram brat brea breb bree brei brek brem brer bret bria brie brik brim brit brka brkb brrm brrr btaa btek btie btrt bttb eaba eama eame eara earb eare eart eata eate eati ebam ebba ebbr eber ebit eeea eeee eeka eeke eera eeta eete eiei eier eika eike eiki eime eimi eira eire eita eitb eiti eitm eitr eka- ekab ekam ekeb ekek eker eket ekka ekki ekma ekta emae emam emar emba embe embi embr emek emer emet emia emii emim emir emit emma emme emmi emra emre emta emte eram erat erba erbb erbe ereb erei erem erer eret eria erie erik erim erit erke erki erma erme erra erre erta etai etak etam etat etbr etee etem eter etik etim etka etra etre etrm etta ette etti i-be iaaa iaai iaat iaba iabm iaea iaia iaim iama iamb iame iami iamt iara iare iart iata iate iati ibar ibat ibbm ibea ibet ibia ibie