-al -er a-a a-b aaa aab aae aag aal aam aan aar ab- aba abb abe abg abl abm abn abr aea aeb aee aeg ael aem aen aer ag- aga agb age agg agl agm agn agr al- ala alb ale alg all alm aln alr ama amb ame amg aml amm amn amr an- ana anb ane ang anl anm ann anr ar- ara arb are arg arl arm arn arr baa bab bae bag bal bam ban bar bba bbb bbe bbg bbl bbm bbn bbr be- bea beb bee beg bel bem ben ber bga bgb bge bgg bgl bgm bgn bgr bla blb ble blg bll blm bln blr bma bmb bme bmg bml bmm bmn bmr bna bnb bne bng bnl bnn bnr bra brb bre brg brl brm brn brr eaa eab eae eag eal eam ean ear eba ebb ebe ebg ebl ebm ebn ebr eea eeb eee eeg eel eem een eer ega egb ege egg egl egm egn egr ela elb ele elg ell elm eln elr em- ema emb eme emg eml emm emn emr en- ena enb ene eng enl enm enn enr era erb ere erg erl erm ern err gaa gab gae gag gal gam gan gar gba gbe gbg gbl gbm gbn gbr ge- gea geb gee geg gel gem gen ger gga ggb ggg ggm ggn ggr gla glb gle glg gll glm gln glr gma gmb gme gmg gml gmm gmn gmr gna gnb gne gnl gnm gnn gnr gra grb gre grg grl grm grn grr la- laa lab lae lag lal lam lan lar lba lbb lbe lbg lbl lbm lbr lea leb lee leg lel lem len ler lga lgb lge lgg lgl lgm lgn lgr lla llb lle llg lll llm lln llr lma lmb lme lmg lml lmm lmn lmr lna lnb lne lng lnl lnm lnn lnr lra lrb lrg lrm lrn lrr m-r maa mab mae mag mal mam man mar mba mbb mbe mbg mbl mbm mbr mea meb mee meg mel mem men mer mga mgb mge mgl mgm mgn mgr mla mlb mle mlg mll mlm mln mlr mma mmb mme mmg mml mmm mmn mmr mna mnb mne mng mnl mnm mnn mnr mra mrb mre mrg mrl mrm mrn mrr naa nab nae nag nal nam nan nar nba nbb nbe nbg nbl nbm nbn nbr ne- nea neb nee neg nel nem nen ner nga ngb nge ngg ngl ngm ngn nla nlb nle nlg nll nlm nln nlr nma nmb nme nmg nml nmm nmn nmr nna nnb nne nng nnl nnm nnn nra nrb nre nrg nrl nrm nrn nrr ra- raa rab rae rag ral ram ran rar rba rbb rbe rbg rbl rbm rbn rbr re- rea reb ree reg rel rem ren rer rga rgb rge rgg rgn rgr rla rle rlg rll rlm rln rlr rma rmb rme rmg rml rmm rmn rmr rna rnb rng rnm rnn rnr rra rrb rrg rrl rrm rrn rrr