-al -er -up a-a a-b a-c aaa aab aac aad aae aal aan aap aar aas aau ab- aba abb abc abd abe abl abn abp abr abs abu ac- aca acb acc acd ace acl acn acp acr acs acu ad- ada adb adc add ade adl adn adp adr ads adu aea aeb aec aed aee ael aen aep aer aes aeu al- ala alb alc ald ale all aln alp alr als alu an- ana anb anc and ane anl ann anp anr ans anu ap- apa apb apc apd ape apl apn app apr aps apu ar- ara arb arc ard are arl arn arp arr ars aru as- asa asb asc asd ase asl asn asp asr ass asu au- aua aub auc aud aue aul aun aup aur aus b-p b-u baa bab bac bad bae bal ban bap bar bas bau bba bbb bbc bbd bbe bbl bbn bbp bbr bbs bbu bca bcb bcc bcd bce bcl bcn bcp bcr bcs bcu bda bdb bdc bdd bde bdl bdp bdr bds bdu be- bea beb bec bed bee bel ben bep ber bes beu bla blb blc bld ble bll bln blp blr bls blu bna bnb bnc bnd bne bnl bnn bnp bnr bns bnu bpa bpb bpc bpd bpe bpl bpn bpp bpr bps bpu bra brb brd bre brl brn brp brr brs bru bsa bsb bsc bsd bse bsl bsn bsp bsr bss bsu bua bub buc bud bue bul bun bup bur bus buu c-- caa cab cac cad cae cal can cap car cas cau cba cbb cbc cbd cbe cbl cbn cbp cbr cbs cbu cca ccb ccc ccd cce ccl ccn ccp ccr ccs ccu cda cdb cdc cdd cde cdl cdn cdp cdr cds cdu ce- cea ceb cec ced cee cel cen cep cer ces ceu cl- cla clb clc cld cle cll cln clp clr cls clu cn- cna cnb cnc cnd cne cnl cnn cnp cnr cns cnu cpa cpb cpc cpd cpe cpl cpn cpp cpr cps cpu cra crb crc crd cre crl crn crp crr crs cru csa csb csc csd cse csl csn csp csr css csu cua cub cuc cud cue cul cun cup cur cus cuu daa dab dac dad dae dal dan dap dar das dau dba dbb dbc dbd dbe dbl dbn dbp dbr dbs dbu dca dcb dcc dcd dce dcl dcn dcp dcr dcs dcu dda ddb ddc ddd dde ddl ddn ddp ddr dds ddu de- dea deb dec ded dee del den dep der des deu dl- dla dlb dlc dld dle dll dlp dlr dls dlu dna dnb dnc dnd dne dnl dnn dnp dnr dns dpa dpb dpc dpd dpe dpl dpn dpp dpr dps dpu dra drb drc drd dre drl drn drp drr drs dru dsa dsb dsc dsd dse dsl dsn dsp dsr dss dsu dua dub duc dud due dul dun dup dur dus eaa eab eac ead eae eal ean eap ear eas eau eba ebb ebc ebd ebe ebl ebn ebp ebr ebs ebu ec- eca ecb ecc ecd ece ecl ecn ecr ecs ecu ed- eda edb edc edd ede edl edn edp edr eds edu eea eeb eec eed eee eel een eep eer ees ela elb elc eld ele ell eln elp elr els elu en- ena enb enc end ene enl enn enp enr ens enu ep- epa epb epc epd epe epl epn epp epr eps epu era erb erc erd ere erl ern erp err ers eru es- esa esb esc esd ese esl esn esp esr ess esu eu- eua eub euc eud eue eul eun eup eur eus l-p la- laa lab lac lad lae lal lan lap lar las lau lba lbb lbc lbd lbe lbl lbp lbr lbs lbu lca lcb lcc lcd lce lcl lcn lcp lcr lcs lcu lda ldb ldc ldd lde ldl ldn ldp ldr lds ldu lea leb lec led lee lel len lep ler les leu lla llb llc lld lle lll lln llp llr lls llu lna lnb lnc lnd lne lnl lnn lnp lnr lns lnu lpa lpb lpc lpd lpe lpl lpn lpp lpr lps lpu lra lrb lrc lrd lrn lrp lrr lrs lru lsa lsb lsc lsd lse lsl lsn lsp lsr lss lsu lua lub luc lud lue lul lun lup lur lus luu naa nab nac nad nae nal nan nap nar nas nau nba nbb nbc nbd nbe nbl nbn nbp nbr nbs nbu nca ncb ncc ncd nce ncl ncn ncp ncr ncs ncu nda ndb ndc ndd nde ndl ndn ndp ndr nds ndu ne- nea neb nec ned nee nel nen nep ner nes neu nla nlb nlc nld nle nll nln nlp nlr nls nlu nna nnb nnc nne nnl nnn nnp nns nnu npa npb npc npd npe npl npn npp npr nps npu nra nrb nrc nrd nre nrl nrn nrp nrr nrs nru nsa nsb nsc nsd nse nsl nsn nsp nsr nss nsu nua nub nuc nud nue nul nun nup nur nus nuu p-p paa pab pac pad pae pal pan pap par pas pau pba pbb pbc pbd pbe pbl pbn pbp pbr pbs pbu pca pcb pcc pcd pce pcl pcn pcp pcr pcs pcu pda pdb pdc pdd pde pdl pdn pdp pdr pds pdu pea peb pec ped pee pel pen pep per pes peu pla plb plc pld ple pll pln plp plr pls plu pn- pna pnb pnc pnd pne pnl pnn pnp pnr pns pnu ppa ppb ppc ppd ppe ppl ppn ppp ppr pps ppu pra prb prc prd pre prl prn prp prr prs pru ps- psa psb psc psd pse psl psn psp psr pss psu pua pub puc pud pue pul pun pup pur pus puu ra- raa rab rac rad rae ral ran rap rar