-al -er a-a a-b aaa aab aad aae aal aam aan aar aau ab- aba abb abd abe abl abm abn abr abu ad- ada adb add ade adl adm adn adr adu aea aeb aed aee ael aem aen aer aeu al- ala alb ald ale all alm aln alr alu ama amb amd ame aml amm amn amr amu an- ana anb and ane anl anm ann anr anu ar- ara arb ard are arl arm arn arr aru au- aua aub aud aue aul aum aun aur b-u baa bab bad bae bal bam ban bar bau bba bbb bbd bbe bbl bbm bbn bbr bbu bda bdb bdd bde bdl bdm bdr bdu be- bea beb bed bee bel bem ben ber beu bla blb bld ble bll blm bln blr blu bma bmb bmd bme bml bmm bmn bmr bmu bna bnb bnd bne bnl bnn bnr bnu bra brb brd bre brl brm brn brr bru bua bub bud bue bul bum bun bur buu daa dab dad dae dal dam dan dar dau dba dbb dbd dbe dbl dbm dbn dbr dbu dda ddb ddd dde ddl ddm ddn ddr ddu de- dea deb ded dee del dem den der deu dl- dla dlb dld dle dll dlm dlr dlu dma dmb dmd dme dml dmm dmn dmr dmu dna dnb dnd dne dnl dnm dnn dnr dra drb drd dre drl drm drn drr dru dua dub dud due dul dum dun dur eaa eab ead eae eal eam ean ear eau eba ebb ebd ebe ebl ebm ebn ebr ebu ed- eda edb edd ede edl edm edn edr edu eea eeb eed eee eel eem een eer ela elb eld ele ell elm eln elr elu em- ema emb emd eme eml emm emn emr emu en- ena enb end ene enl enm enn enr enu era erb erd ere erl erm ern err eru eu- eua eub eud eue eul eun eur la- laa lab lad lae lal lam lan lar lau lba lbb lbd lbe lbl lbm lbr lbu lda ldb ldd lde ldl ldm ldn ldr ldu lea leb led lee lel lem len ler leu lla llb lld lle lll llm lln llr llu lma lmb lmd lme lml lmm lmn lmr lmu lna lnb lnd lne lnl lnm lnn lnr lnu lra lrb lrd lrm lrn lrr lru lua lub lud lue lul lum lun lur luu m-r maa mab mad mae mal mam man mar mau mba mbb mbd mbe mbl mbm mbr mbu mda mdb mdd mde mdl mdm mdn mdr mdu mea meb med mee mel mem men mer meu mla mlb mld mle mll mlm mln mlr mlu mma mmb mmd mme mml mmm mmn mmr mmu mna mnb mne mnl mnm mnn mnr mnu mra mrb mrd mre mrl mrm mrn mrr mru mua mub mud mue mul mum mun mur muu naa nab nad nae nal nam nan nar nau nba nbb nbd nbe nbl nbm nbn nbr nbu nda ndb ndd nde ndl ndm ndn ndr ndu ne- nea neb ned nee nel nem nen ner neu nla nlb nld nle nll nlm nln nlr nlu nma nmb nmd nme nml nmm nmn nmr nmu nna nnb nne nnl nnm nnn nnu nra nrb nrd nre nrl nrm nrn nrr nru nua nub nud nue nul num nun nur nuu ra- raa rab rad rae ral ram ran rar rau rba rbb rbd rbe rbl rbm rbn rbr rbu rda rdb rdd rde rdl rdm rdn rdr rdu re- rea reb red ree rel rem ren rer reu rla rld rle rll rlm rln rlr rlu rma rmb rmd rme rml rmm rmn rmr rna rnb rnd rnm rnn rnr rnu rra rrb rrd rrl rrm rrn rrr rru rua rub rud rue rum run rur ruu ua- uaa uab uad uae ual uam uan uar uau uba ubb ube ubl ubn ubr ubu uda udb udd ude udl udm udn udr udu uea ueb ued uee uel uem uen uer ula ulb uld ule ull ulm uln ulr ulu um- uma umb umd ume uml umm umn umr umu un- una unb und une unl unm unn unr unu ur- ura urb urd ure url urm urn urr uru uua uue uum uun uur uuu