-al -er -ol a-a a-b a-c aaa aab aac aae aal aam aan aao aar aas aau ab- aba abb abc abe abl abm abn abo abr abs abu ac- aca acb acc ace acl acm acn aco acr acs acu aea aeb aec aee ael aem aen aeo aer aes aeu al- ala alb alc ale all alm aln alo alr als alu ama amb amc ame aml amm amn amo amr ams amu an- ana anb anc ane anl anm ann ano anr ans anu aoa aob aoc aoe aol aom aon aoo aor aos aou ar- ara arb arc are arl arm arn aro arr ars aru as- asa asb asc ase asl asm asn aso asr ass asu au- aua aub auc aue aul aum aun auo aur aus b-u baa bab bac bae bal bam ban bao bar bas bau bba bbb bbc bbe bbl bbm bbn bbo bbr bbs bbu bca bcb bcc bce bcl bcm bcn bco bcr bcs bcu be- bea beb bec bee bel bem ben beo ber bes beu bla blb blc ble bll blm bln blo blr bls blu bma bmb bmc bme bml bmm bmn bmo bmr bms bmu bna bnb bnc bne bnl bnn bno bnr bns bnu boa bob boc boe bol bom bon boo bor bos bou bra brb bre brl brm brn bro brr brs bru bsa bsb bsc bse bsl bsm bsn bso bsr bss bsu bua bub buc bue bul bum bun buo bur bus buu c-- caa cab cac cae cal cam can cao car cas cau cba cbb cbc cbe cbl cbm cbn cbo cbr cbs cbu cca ccb ccc cce ccl ccm ccn cco ccr ccs ccu ce- cea ceb cec cee cel cem cen ceo cer ces ceu cl- cla clb clc cle cll clm cln clo clr cls clu cma cmb cmc cme cml cmm cmn cmo cmr cms cmu cn- cna cnb cnc cne cnl cnm cnn cno cnr cns cnu co- coa cob coc coe col com con coo cor cos cou cra crb crc cre crl crm crn cro crr crs cru csa csb csc cse csl csm csn cso csr css csu cua cub cuc cue cul cum cun cuo cur cus cuu eaa eab eac eae eal eam ean eao ear eas eau eba ebb ebc ebe ebl ebm ebn ebo ebr ebs ebu ec- eca ecb ecc ece ecl ecm ecn eco ecr ecs ecu eea eeb eec eee eel eem een eeo eer ees ela elb elc ele ell elm eln elo elr els elu em- ema emb emc eme eml emm emn emo emr ems emu en- ena enb enc ene enl enm enn eno enr ens enu eo- eoa eob eoc eoe eol eom eon eoo eor eos eou era erb erc ere erl erm ern ero err ers eru es- esa esb esc ese esl esm esn eso esr ess esu eu- eua eub euc eue eul eun eur eus la- laa lab lac lae lal lam lan lao lar las lau lba lbb lbc lbe lbl lbm lbo lbr lbs lbu lca lcb lcc lce lcl lcm lcn lco lcr lcs lcu lea leb lec lee lel lem len leo ler les leu lla llb llc lle lll llm lln llo llr lls llu lma lmb lmc lme lml lmm lmn lmo lmr lms lmu lna lnb lnc lne lnl lnm lnn lno lnr lns lnu loa lob loc loe lol lom lon loo lor los lou lra lrb lrc lrm lrn lro lrr lrs lru lsa lsb lsc lse lsl lsm lsn lso lsr lss lsu lua lub luc lue lul lum lun luo lur lus luu m-o m-r maa mab mac mae mal mam man mao mar mas mau mba mbb mbc mbe mbl mbm mbo mbr mbs mbu mc- mca mcb mcc mce mcl mcm mcn mco mcr mcs mcu mea meb mec mee mel mem men meo mer mes meu mla mlb mlc mle mll mlm mln mlo mlr mls mlu mma mmb mmc mme mml mmm mmn mmo mmr mms mmu mna mnb mnc mne mnl mnm mnn mno mnr mns mnu moa mob moc moe mol mom mon moo mor mos mou mra mrb mrc mre mrl mrm mrn mro mrr mrs mru msa msb msc mse msl msm msn mso msr mss msu mua mub muc mue mul mum mun mur mus muu naa nab nac nae nal nam nan nao nar nas nau nba nbb nbc nbe nbl nbm nbn nbo nbr nbs nbu nca ncb ncc nce ncl ncm ncn nco ncr ncs ncu ne- nea neb nec nee nel nem nen neo ner nes neu nla nlb nlc nle nll nlm nln nlo nlr nls nlu nma nmb nmc nme nml nmm nmn nmo nmr nms nmu nna nnb nnc nne nnl nnm nnn nno nns nnu no- noa nob noc noe nol nom non noo nor nos nou nra nrb nrc nre nrl nrm nrn nro nrr nrs nru nsa nsb nsc nse nsl nsm nsn nso nsr nss nsu nua nub nuc nue nul num nun nuo nur nus nuu oaa oab oac oae oal oam oan oao oar oas oau ob- oba obb obc obe obl obm obn obo obr obs obu oc- oca ocb occ ocl ocm ocn oco ocr ocs ocu oea oeb oec oee oel oem oen oeo oer oes ola olb olc ole oll olm oln olo ols olu om- oma omb omc ome oml omm omn omo omr oms omu on- ona onb onc one onl onn ono onr ons onu oo- ooa oob ooc ool oom oon ooo oor oos or- ora orb orc ore orl orm orn oro orr ors oru os- osa osb osc ose osl osm osn oso osr oss osu ou- oua ouc oue oul oum oun ouo our ous ra- raa rab rac rae ral ram ran rao rar ras rau rba