-al -er a-a a-b aaa aab aad aae aaf aal aam aar ab- aba abb abd abe abf abl abm abr ad- ada adb add ade adf adl adm adr aea aeb aed aee aef ael aem aer af- afa afb afd afe aff afl afm afr al- ala alb ald ale alf all alm alr ama amb amd ame amf aml amm amr ar- ara arb ard are arf arl arm arr baa bab bad bae baf bal bam bar bba bbb bbd bbe bbf bbl bbm bbr bda bdb bdd bde bdf bdl bdm bdr be- bea beb bed bee bef bel bem ber bfa bfb bfd bfe bff bfl bfm bfr bla blb bld ble blf bll blm blr bma bmb bmd bme bmf bml bmm bmr bra brb brd bre brf brl brm brr daa dab dad dae daf dal dam dar dba dbb dbd dbe dbf dbl dbm dbr dda ddb ddd dde ddf ddl ddm ddr de- dea deb ded dee def del dem der dfa dfb dfd dfe dff dfl dfm dfr dl- dla dlb dld dle dlf dll dlm dlr dma dmb dmd dme dmf dml dmm dmr dra drb drd dre drl drm drr eaa eab ead eae eaf eal eam ear eba ebb ebd ebe ebf ebl ebm ebr ed- eda edb edd ede edf edl edm edr eea eeb eed eee eef eel eem eer ef- efa efb efd efe eff efl efm efr ela elb eld ele elf ell elm elr em- ema emb emd eme emf eml emm emr era erb erd ere erf erl erm err faa fab fad fae faf fal fam far fba fbb fbd fbe fbf fbl fbm fbr fda fdb fdd fde fdf fdl fdm fdr fea feb fed fee fef fel fem fer ffa ffd ffe fff ffl ffm ffr fla flb fld fle flf fll flm flr fma fmb fmd fme fmf fml fmm fmr fra frb frd fre frf frl frm frr la- laa lab lad lae laf lal lam lar lba lbb lbd lbe lbf lbl lbm lbr lda ldb ldd lde ldf ldl ldm ldr lea leb led lee lef lel lem ler lfa lfb lfd lfe lff lfl lfm lfr lla llb lld lle llf lll llm llr lma lmb lmd lme lmf lml lmm lmr lra lrb lrd lrf lrm lrr m-f m-r maa mab mad mae maf mal mam mar mba mbb mbd mbe mbf mbl mbm mbr mda mdb mdd mde mdf mdl mdm mdr mea meb med mee mef mel mem mer mfa mfb mfd mfe mff mfl mfm mfr mla mlb mld mle mlf mll mlm mlr mma mmb mmd mme mmf mml mmm mmr mra mrb mrd mre mrf mrl mrm mrr ra- raa rab rad rae raf ral ram rar rba rbb rbd rbe rbf rbl rbm rbr rda rdb rdd rde rdf rdl rdm rdr re- rea reb red ree ref rel rem rer rfa rfb rfd rfe rff rfl rfm rfr rla rld rle rlf rll rlm rlr rma rmb rmd rme rmf rml rmm rmr rra rrb rrd rrf rrl rrm rrr

a-be aaaa aaab aaad aaae aaaf aaal aaam aaar aaba aabb aabd aabl aabm aada aade aaea aaem aafa aafb aafd aaff aafl aala aald aale aall aama aamb aamd aame aamr aara aard aare aarm abaa abab abad abae abaf abal abam abar abb- abba abbb abbe abbr abda abed abee abel aber abff abla able abma abmb abra adaa adab adad adae adal adam adar adba adda addd adde addl addr adea adeb adee adel adem ader adfa adfl adle adma admb adme adml admr adra adre aeaf aede aeer aela aer- aera aerd afaa afad afam afar afdb afdl afee afel afer affa afla afle afma afr- afra afre afrm alaa alad alae alal alam alar alb- alba albe albm ald- alda alde aldl aldm alea aled alee alef alem aler alfa alfe all- alla alle alll allr alma alme amaa amad amae amal amam amar amb- amba ambe ambr amda amed amee amel amer amfm amfr amla amm- amma amme amra amrl arab arad arae araf aral aram arar arba arbe arda arde ardf ardl ardm area ared aree aref arel arem arfa arfb arff arla arle arma armd arme arml armm arr- arra arre arrr baaa baad baaf baal baam baar baba babb babe babm babr bada badb badd bade badr baed bael baer baff bala bald bale balf ball balm bama bamb bame bamf baml bamm bar- bara barb bard bare barf barm barr bbad bbbb bbdd bbeb bblb bd-r bdle bdrm bead beaf beal beam bear beba bebb bebe beda bede bedl beeb beed beef beel beem beer befa befe beff bela beld bele bell belm bema beme bera berd bere berm berr bffl bfme blaa blab blad blae blam bldr blea bleb bled blee blem blme bmaa bmdb brab brad brae braf bram brda brdm brea breb bred bree bref brel brem brer brfm brrm brrr daab daad daae daal daam daar daba dabb dada dade daeb daem daer dafa dafe daff dala dale dalf dall dama damb dame daml damm dara darb dard dare darf darl darr dbar dddd ddre dead deae deaf deal dear deba debe deda dedd dede deeb deed deef deel deem deer defe deff dela deld dele delf dell dem- dema demb demd deme der- dera derb dere derf derm derr dfaf dfer dffa dfma dfrf dlab dlbd dmaa dmab dmae dmba dmbf dmea dmfa dmrb draa drab drad draf dram drar drba drda drea dred dree dref drel drem drra e-la eaaf eaba eada eadb eadd eafb eala eald eale eama eame eara earb eard eare earl ebal ebam ebba ebbr ebed ebel eber ebla edad edam edar edda edde eddm ede- edea edel edem eder edfa edfl edla edle edma edme edra edrm eede eeea eeee eefa eefe eefl eele eera efab efbr efda effa efla efma efmd el-b