-er -up a-a a-b a-t aaa aab aad aae aak aan aap aar aat aau ab- aba abb abd abe abk abn abp abr abt abu ad- ada adb add ade adk adn adp adr adt adu aea aeb aed aee aek aen aep aer aet aeu aka akb akd ake akk akn akp akr aku an- ana anb and ane ank ann anp anr ant anu ap- apa apb apd ape apk apn app apr apt apu ar- ara arb ard are ark arn arp arr art aru at- ata atb atd ate atn atp atr att atu au- aua aub aud aue auk aun aup aur aut b-p b-u baa bab bad bae bak ban bap bar bat bau bba bbb bbd bbe bbk bbn bbp bbr bbt bbu bda bdb bdd bde bdk bdp bdr bdt bdu be- bea beb bed bee bek ben bep ber bet beu bka bkb bke bkk bkn bkp bkr bkt bna bnb bnd bne bnk bnn bnp bnr bnt bnu bpa bpb bpd bpe bpn bpp bpr bpt bpu bra brb brd bre brk brn brp brr brt bru bta btb btd bte btk btn btp btr btt btu bua bub bud bue buk bun bup bur but buu daa dab dad dae dak dan dap dar dat dau dba dbb dbd dbe dbk dbn dbp dbr dbt dbu dda ddb ddd dde ddk ddn ddp ddr ddt ddu de- dea deb ded dee dek den dep der det deu dka dkb dke dkk dkp dkr dkt dku dna dnb dnd dne dnk dnn dnp dnr dnt dpa dpb dpd dpe dpk dpn dpp dpr dpt dpu dra drb drd dre drk drn drp drr drt dru dta dtb dtd dte dtk dtn dtp dtr dtt dtu dua dub dud due duk dun dup dur dut eaa eab ead eae eak ean eap ear eat eau eba ebb ebd ebe ebk ebn ebp ebr ebt ebu ed- eda edb edd ede edk edn edp edr edt edu eea eeb eed eee eek een eep eer eet eka ekb ekd eke ekp ekr ekt eku en- ena enb end ene enk enn enp enr ent enu ep- epa epb epd epe epn epp epr ept epu era erb erd ere erk ern erp err ert eru eta etb etd ete etk etn etp etr ett etu eu- eua eub eud eue eun eup eur eut k-t ka- kaa kab kad kae kak kan kap kar kat kau kba kbb kbd kbe kbk kbn kbp kbr kbu kda kdb kde kdk kdp kdr kdt kdu ke- kea keb ked kee kek ken kep ker ket kkb kke kkk kkn kkp kkr kkt kku kn- kna knd kne knk knn knp knr knt knu kpa kpd kpe kpk kpn kpp kpr kpt kpu kra krd krk krn krp krr krt kru kta ktb kte ktk ktn ktp ktr ktt ktu kub kud kue kuk kun kup kur kut kuu naa nab nad nae nak nan nap nar nat nau nba nbb nbd nbe nbk nbn nbp nbr nbt nbu nda ndb ndd nde ndk ndn ndp ndr ndt ndu ne- nea neb ned nee nek nen nep ner net neu nka nke nkk nkn nkp nkr nkt nku nna nnb nne nnk nnn nnp nnt nnu npa npb npd npe npn npp npr npt npu nra nrb nrd nre nrk nrn nrp nrr nrt nru nta ntb ntd nte ntk ntn ntp ntr ntt ntu nua nub nud nue nuk nun nup nur nut nuu p-p paa pab pad pae pak pan pap par pat pau pba pbb pbd pbe pbk pbn pbp pbr pbt pbu pda pdb pdd pde pdk pdn pdp pdr pdt pdu pea peb ped pee pek pen pep per pet peu pka pkb pkd pke pkn pkp pkr pkt pku pn- pna pnb pnd pne pnk pnn pnp pnr pnt pnu ppa ppb ppd ppe ppk ppn ppp ppr ppt ppu pra prb prd pre prk prn prp prr prt pru pt- pta ptb ptd pte ptk ptn ptp ptr ptt ptu pua pub pud pue puk pun pup pur put puu ra- raa rab rad rae rak ran rap rar rat rau rba rbb rbd rbe rbk rbn rbp rbr rbt rbu rda rdb rdd rde rdn rdp rdr rdt rdu re- rea reb red ree rek ren rep rer ret reu rkb rke rkk rkp rkt rku rna rnb rnd rnn rnp rnr rnt rnu rpa rpb rpd rpe rpk rpn rpp rpr rpt rpu rra rrb rrd rrk rrn rrp rrr rrt rru rta rtb rtd rte rtk rtn rtp rtr rtt rtu rua rub rud rue ruk run rup rur rut ruu taa tab tad tae tak tan tap tar tat tau tba tbb tbd tbe tbk tbn tbp tbr tbt tbu tda tdb tdd tde tdk tdn tdp tdr tdt tdu te- tea teb ted tee tek ten tep ter tet teu tka tkb tke tkk tkp tkr tkt tna tnb tnd tne tnk tnn tnp tnr tnt tpa tpb tpd tpe tpk tpn tpp tpr tpt tpu tra trb trd tre trk trn trp trr trt tru tta ttb ttd tte ttk ttn ttp ttr ttt ttu tua tub tud tue tuk tun tup tur tut tuu ua- uaa uab uad uae uak uan uap uar uat uau uba ubb ube ubk ubn ubp ubr ubt ubu uda udb udd ude udk udn udp udr udt udu uea ueb ued uee uen uep uer uet uka ukb uke ukk ukn ukp ukr uku un- una unb und une unk unn unp unr unt unu up- upa upb upd upe upk upn upp upr upt upu ur- ura urb urd ure urk urn urp urr urt uru uta utb utd ute utk utn utp utr utt utu uua uue uun uur uut uuu