-al -up a-a a-b a-t aaa aab aae aal aan aap aat aau ab- aba abb abe abl abn abp abt abu aea aeb aee ael aen aep aet aeu al- ala alb ale all aln alp alt alu an- ana anb ane anl ann anp ant anu ap- apa apb ape apl apn app apt apu at- ata atb ate atl atn atp att atu au- aua aub aue aul aun aup aut b-p b-u baa bab bae bal ban bap bat bau bba bbb bbe bbl bbn bbp bbt bbu be- bea beb bee bel ben bep bet beu bla blb ble bll bln blp blt blu bna bnb bne bnl bnn bnp bnt bnu bpa bpb bpe bpl bpn bpp bpt bpu bta btb bte btl btn btp btt btu bua bub bue bul bun bup but buu eaa eab eae eal ean eap eat eau eba ebb ebe ebl ebn ebp ebt ebu eea eeb eee eel een eep eet ela elb ele ell eln elp elt elu en- ena enb ene enl enn enp ent enu ep- epa epb epe epl epn epp ept epu eta etb ete etl etn etp ett etu eu- eua eub eue eul eun eup eut l-p la- laa lab lae lal lan lap lat lau lba lbb lbe lbl lbp lbt lbu lea leb lee lel len lep let leu lla llb lle lll lln llp llt llu lna lnb lne lnl lnn lnp lnt lnu lpa lpb lpe lpl lpn lpp lpt lpu lta ltb lte ltl ltp ltt ltu lua lub lue lul lun lup lut luu naa nab nae nal nan nap nat nau nba nbb nbe nbl nbn nbp nbt nbu ne- nea neb nee nel nen nep net neu nla nlb nle nll nln nlp nlt nlu nna nnb nne nnl nnn nnp nnt nnu npa npb npe npl npn npp npt npu nta ntb nte ntn ntp ntt ntu nua nub nue nul nun nup nut nuu p-p paa pab pae pal pan pap pat pau pba pbb pbe pbl pbn pbp pbt pbu pea peb pee pel pen pep pet peu pla plb ple pll pln plp plt plu pn- pna pnb pne pnl pnn pnp pnt pnu ppa ppb ppe ppl ppn ppp ppt ppu pt- pta ptb pte ptl ptn ptp ptt ptu pua pub pue pul pun pup put puu taa tab tae tal tan tap tat tau tba tbb tbe tbl tbn tbp tbt tbu te- tea teb tee tel ten tep tet teu tla tle tll tln tlp tlt tlu tna tnb tne tnl tnn tnp tnt tpa tpb tpe tpl tpn tpp tpt tpu tta ttb tte ttl ttn ttp ttt ttu tua tub tue tul tun tup tut tuu ua- uaa uab uae ual uan uap uat uau uba ubb ube ubl ubn ubp ubt ubu uea ueb uee uel uen uep uet ula ulb ule ull uln ulp ult ulu un- una unb une unl unn unp unt unu up- upa upb upe upn upp upt upu uta utb ute utl utn utp utt utu uua uue uun uut uuu