-al -er -up a-a a-b a-c aaa aab aac aae aah aal aan aap aar aau ab- aba abb abc abe abh abl abn abp abr abu ac- aca acb acc ace ach acl acn acp acr acu aea aeb aec aee aeh ael aen aep aer aeu aha ahb ahc ahe ahh ahl ahn ahp ahr ahu al- ala alb alc ale alh all aln alp alr alu an- ana anb anc ane anh anl ann anp anr anu ap- apa apb apc ape aph apl apn app apr apu ar- ara arb arc are arh arl arn arp arr aru au- aua aub auc aue auh aul aun aup aur b-p b-u baa bab bac bae bah bal ban bap bar bau bba bbb bbc bbe bbh bbl bbn bbp bbr bbu bca bcb bcc bce bch bcl bcn bcp bcr bcu be- bea beb bec bee beh bel ben bep ber beu bha bhb bhc bhe bhh bhl bhp bhr bhu bla blb blc ble blh bll bln blp blr blu bna bnb bnc bne bnl bnn bnp bnr bnu bpa bpb bpc bpe bph bpl bpn bpp bpr bpu bra brb bre brh brl brn brp brr bru bua bub buc bue buh bul bun bup bur buu c-- caa cab cac cae cah cal can cap car cau cba cbb cbc cbe cbh cbl cbn cbp cbr cbu cca ccb ccc cce cch ccl ccn ccp ccr ccu ce- cea ceb cec cee ceh cel cen cep cer ceu ch- cha chb chc che chh chl chn chp chr chu cl- cla clb clc cle clh cll cln clp clr clu cn- cna cnb cnc cne cnh cnl cnn cnp cnr cnu cpa cpb cpc cpe cph cpl cpn cpp cpr cpu cra crb crc cre crh crl crn crp crr cru cua cub cuc cue cuh cul cun cup cur cuu eaa eab eac eae eah eal ean eap ear eau eba ebb ebc ebe ebh ebl ebn ebp ebr ebu ec- eca ecb ecc ece ech ecl ecn ecr ecu eea eeb eec eee eel een eep eer eha ehb ehc ehe ehh ehl ehn ehp ehr ehu ela elb elc ele elh ell eln elp elr elu en- ena enb enc ene enh enl enn enp enr enu ep- epa epb epc epe eph epl epn epp epr epu era erb erc ere erh erl ern erp err eru eu- eua eub euc eue eul eun eup eur haa hab hac hae hah hal han hap har hau hba hbb hbc hbe hbh hbl hbn hbp hbr hbu hca hcb hcc hce hch hcl hcn hcp hcr he- hea heb hec hee heh hel hen hep her heu hha hhb hhc hhe hhh hhl hhn hhp hhr hhu hla hlb hlc hle hlh hll hln hlp hlr hlu hna hnb hnc hne hnh hnl hnn hnu hpa hpb hpc hpe hph hpl hpn hpp hpr hpu hr- hra hrb hrc hre hrh hrl hrn hrp hrr hru hua hub huc hue huh hul hun hup hur huu l-p la- laa lab lac lae lah lal lan lap lar lau lba lbb lbc lbe lbh lbl lbp lbr lbu lca lcb lcc lce lch lcl lcn lcp lcr lcu lea leb lec lee leh lel len lep ler leu lha lhb lhc lhh lhp lhr lhu lla llb llc lle lll lln llp llr llu lna lnb lnc lne lnh lnl lnn lnp lnr lnu lpa lpb lpc lpe lph lpl lpn lpp lpr lpu lra lrb lrc lrh lrn lrp lrr lru lua lub luc lue luh lul lun lup lur luu naa nab nac nae nah nal nan nap nar nau nba nbb nbc nbe nbl nbn nbp nbr nbu nca ncb ncc nce nch ncl ncn ncp ncr ncu ne- nea neb nec nee neh nel nen nep ner neu nha nhb nhc nhe nhh nhl nhn nhp nhr nhu nla nlb nlc nle nlh nll nln nlp nlr nlu nna nnb nnc nne nnh nnl nnn nnp nnu npa npb npc npe nph npl npn npp npr npu nra nrb nrc nre nrl nrn nrp nrr nru nua nub nuc nue nuh nul nun nup nur nuu p-p paa pab pac pae pah pal pan pap par pau pba pbb pbc pbe pbl pbn pbp pbr pbu pca pcb pcc pce pch pcl pcn pcp pcr pcu pea peb pec pee peh pel pen pep per peu pha phb phc phe phl phn php phr phu pla plb plc ple plh pll pln plp plr plu pn- pna pnb pnc pne pnh pnl pnn pnp pnr pnu ppa ppb ppc ppe pph ppl ppn ppp ppr ppu pra prb prc pre prh prl prn prp prr pru pua pub puc pue puh pul pun pup pur puu ra- raa rab rac rae rah ral ran rap rar rau rba rbb rbc rbe rbh rbl rbn rbp rbr rbu rca rcb rcc rce rch rcl rcn rcp rcr rcu re- rea reb rec ree reh rel ren rep rer reu rh- rha rhb rhc rhe rhh rhl rhn rhp rhr rhu rla rlc rle rlh rll rln rlp rlr rlu rna rnb rnc rnh rnn rnp rnr rnu rpa rpb rpc rpe rph rpl rpn rpp rpr rpu rra rrb rrc rrh rrl rrn rrp rrr rru rua rub ruc rue ruh run rup rur ruu ua- uaa uab uac uae uah ual uan uap uar uau uba ubb ubc ube ubh ubl ubn ubp ubr ubu uca ucb ucc uce uch ucl ucn ucp ucr ucu uea ueb uec uee ueh uel uen uep uer uha uhb uhc uhe uhh uhl uhp uhr uhu ula ulb ulc ule ull uln ulp ulr ulu un- una unb unc une unh unl unn unp unr unu up- upa upb upc upe uph upn upp upr upu ur- ura urb urc ure url urn urp urr uru uua uuc uue uun uur