-up a-a a-b a-t aaa aab aad aae aan aao aap aas aat aau ab- aba abb abd abe abn abo abp abs abt abu ad- ada adb add ade adn ado adp ads adt adu aea aeb aed aee aen aeo aep aes aet aeu an- ana anb and ane ann ano anp ans ant anu aoa aob aod aoe aon aoo aop aos aot aou ap- apa apb apd ape apn apo app aps apt apu as- asa asb asd ase asn aso asp ass ast asu at- ata atb atd ate atn ato atp ats att atu au- aua aub aud aue aun auo aup aus aut b-p b-u baa bab bad bae ban bao bap bas bat bau bba bbb bbd bbe bbn bbo bbp bbs bbt bbu bda bdb bdd bde bdo bdp bds bdt bdu be- bea beb bed bee ben beo bep bes bet beu bna bnb bnd bne bnn bno bnp bns bnt bnu boa bob bod boe bon boo bop bos bot bou bpa bpb bpd bpe bpn bpo bpp bps bpt bpu bsa bsb bsd bse bsn bso bsp bss bst bsu bta btb btd bte btn bto btp bts btt btu bua bub bud bue bun buo bup bus but buu daa dab dad dae dan dao dap das dat dau dba dbb dbd dbe dbn dbo dbp dbs dbt dbu dda ddb ddd dde ddn ddo ddp dds ddt ddu de- dea deb ded dee den deo dep des det deu dna dnb dnd dne dnn dno dnp dns dnt doa dob dod doe don doo dop dos dot dou dpa dpb dpd dpe dpn dpo dpp dps dpt dpu dsa dsb dsd dse dsn dso dsp dss dst dsu dta dtb dtd dte dtn dto dtp dts dtt dtu dua dub dud due dun duo dup dus dut eaa eab ead eae ean eao eap eas eat eau eba ebb ebd ebe ebn ebo ebp ebs ebt ebu ed- eda edb edd ede edn edo edp eds edt edu eea eeb eed eee een eeo eep ees eet en- ena enb end ene enn eno enp ens ent enu eo- eoa eob eod eoe eon eoo eop eos eot eou ep- epa epb epd epe epn epo epp eps ept epu es- esa esb esd ese esn eso esp ess est esu eta etb etd ete etn eto etp ets ett etu eu- eua eub eud eue eun eup eus eut naa nab nad nae nan nao nap nas nat nau nba nbb nbd nbe nbn nbo nbp nbs nbt nbu nda ndb ndd nde ndn ndo ndp nds ndt ndu ne- nea neb ned nee nen neo nep nes net neu nna nnb nne nnn nno nnp nns nnt nnu no- noa nob nod noe non noo nop nos not nou npa npb npd npe npn npo npp nps npt npu nsa nsb nsd nse nsn nso nsp nss nst nsu nta ntb ntd nte ntn nto ntp nts ntt ntu nua nub nud nue nun nuo nup nus nut nuu oaa oab oad oae oan oao oap oas oat oau ob- oba obb obd obe obn obo obp obs obt obu oda odb odd ode odn odo odp ods odt odu oea oeb oed oee oen oeo oep oes oet on- ona onb ond one onn ono onp ons ont onu oo- ooa oob ood oon ooo oop oos oot op- opa opb opd ope opn opo opp ops opt os- osa osb osd ose osn oso osp oss ost osu ot- ota otb otd ote otn oto otp ots ott otu ou- oua oud oue oun ouo oup ous out p-p paa pab pad pae pan pao pap pas pat pau pba pbb pbd pbe pbn pbo pbp pbs pbt pbu pda pdb pdd pde pdn pdo pdp pds pdt pdu pea peb ped pee pen peo pep pes pet peu pn- pna pnb pnd pne pnn pno pnp pns pnt pnu poa pob pod poe pon poo pop pos pot pou ppa ppb ppd ppe ppn ppo ppp pps ppt ppu ps- psa psb psd pse psn pso psp pss pst psu pt- pta ptb ptd pte ptn pto ptp pts ptt ptu pua pub pud pue pun pup pus put puu saa sab sad sae san sao sap sas sat sau sba sbb sbd sbe sbn sbo sbp sbs sbt sbu sda sdb sdd sde sdn sdo sdp sds sdt sdu se- sea seb sed see sen seo sep ses set seu sna snb snd sne snn sno snp sns snt snu soa sob sod soe son soo sop sos sot sou spa spb spd spe spn spo spp sps spt spu ss- ssa ssb ssd sse ssn sso ssp sss sst ssu sta stb std ste stn sto stp sts stt stu sua sub sud sue sun suo sup sus sut suu taa tab tad tae tan tao tap tas tat tau tba tbb tbd tbe tbn tbo tbp tbs tbt tbu tda tdb tdd tde tdn tdo tdp tds tdt tdu te- tea teb ted tee ten teo tep tes tet teu tna tnb tnd tne tnn tno tnp tns tnt to- toa tob tod toe ton too top tos tot tou tpa tpb tpd tpe tpn tpo tpp tps tpt tpu tsa tsb tsd tse tsn tso tsp tss tst tsu tta ttb ttd tte ttn tto ttp tts ttt ttu tua tub tud tue tun tuo tup tus tut tuu ua- uaa uab uad uae uan uao uap uas uat uau uba ubb ube ubn ubo ubp ubs ubt ubu uda udb udd ude udn udo udp uds udt udu uea ueb ued uee uen uep ues uet un- una unb und une unn uno unp uns unt unu uoa uob uod uoe uon uoo uop uos uot up- upa upb upd upe upn upo upp ups upt upu usa usb usd use usn uso usp uss ust