-al -up a-a a-b a-c aaa aab aac aae aak aal aan aap aau ab- aba abb abc abe abk abl abn abp abu ac- aca acb acc ace ack acl acn acp acu aea aeb aec aee aek ael aen aep aeu aka akb akc ake akk akl akn akp aku al- ala alb alc ale alk all aln alp alu an- ana anb anc ane ank anl ann anp anu ap- apa apb apc ape apk apl apn app apu au- aua aub auc aue auk aul aun aup b-p b-u baa bab bac bae bak bal ban bap bau bba bbb bbc bbe bbk bbl bbn bbp bbu bca bcb bcc bce bck bcl bcn bcp bcu be- bea beb bec bee bek bel ben bep beu bka bkb bkc bke bkk bkl bkn bkp bla blb blc ble blk bll bln blp blu bna bnb bnc bne bnk bnl bnn bnp bnu bpa bpb bpc bpe bpl bpn bpp bpu bua bub buc bue buk bul bun bup buu c-- caa cab cac cae cak cal can cap cau cba cbb cbc cbe cbk cbl cbn cbp cbu cca ccb ccc cce cck ccl ccn ccp ccu ce- cea ceb cec cee cek cel cen cep ceu cka ckb ckc cl- cla clb clc cle clk cll cln clp clu cn- cna cnb cnc cne cnl cnn cnp cnu cpa cpb cpc cpe cpk cpl cpn cpp cpu cua cub cuc cue cuk cul cun cup cuu eaa eab eac eae eak eal ean eap eau eba ebb ebc ebe ebk ebl ebn ebp ebu ec- eca ecb ecc ece eck ecl ecn ecu eea eeb eec eee eek eel een eep eka ekb ekc eke ekl ekp eku ela elb elc ele elk ell eln elp elu en- ena enb enc ene enk enl enn enp enu ep- epa epb epc epe epl epn epp epu eu- eua eub euc eue eul eun eup ka- kaa kab kac kae kak kal kan kap kau kba kbb kbc kbe kbk kbl kbn kbp kbu kca kcb kcc kce kck kcl kcn kcp kcu ke- kea keb kec kee kek kel ken kep kkb kkc kke kkk kkl kkn kkp kku kl- kla klb klc klu kn- kna knc kne knk knl knn knp knu kpa kpc kpe kpk kpl kpn kpp kpu kub kuc kue kuk kul kun kup kuu l-p la- laa lab lac lae lak lal lan lap lau lba lbb lbc lbe lbk lbl lbp lbu lca lcb lcc lce lck lcl lcn lcp lcu lea leb lec lee lek lel len lep leu lka lkb lkl lkp lla llb llc lle llk lll lln llp llu lna lnb lnc lne lnk lnl lnn lnp lnu lpa lpb lpc lpe lpk lpl lpn lpp lpu lua lub luc lue luk lul lun lup luu naa nab nac nae nak nal nan nap nau nba nbb nbc nbe nbk nbl nbn nbp nbu nca ncb ncc nce nck ncl ncn ncp ncu ne- nea neb nec nee nek nel nen nep neu nka nkc nke nkk nkn nkp nku nla nlb nlc nle nlk nll nln nlp nlu nna nnb nnc nne nnk nnl nnn nnp nnu npa npb npc npe npl npn npp npu nua nub nuc nue nuk nul nun nup nuu p-p paa pab pac pae pak pal pan pap pau pba pbb pbc pbe pbk pbl pbn pbp pbu pca pcb pcc pce pck pcl pcn pcp pcu pea peb pec pee pek pel pen pep peu pka pkb pkc pke pkl pkn pkp pku pla plb plc ple plk pll pln plp plu pn- pna pnb pnc pne pnk pnl pnn pnp pnu ppa ppb ppc ppe ppk ppl ppn ppp ppu pua pub puc pue puk pul pun pup puu ua- uaa uab uac uae uak ual uan uap uau uba ubb ubc ube ubk ubl ubn ubp ubu uca ucb ucc uce uck ucl ucn ucp ucu uea ueb uec uee uel uen uep uka ukb ukc uke ukk ukl ukn ukp uku ula ulb ulc ule ulk ull uln ulp ulu un- una unb unc une unk unl unn unp unu up- upa upb upc upe upk upn upp upu uua uuc uue uun uuu