-up a-a a-b aaa aab aad aae aan aao aap aas aau ab- aba abb abd abe abn abo abp abs abu ad- ada adb add ade adn ado adp ads adu aea aeb aed aee aen aeo aep aes aeu an- ana anb and ane ann ano anp ans anu aoa aob aod aoe aon aoo aop aos aou ap- apa apb apd ape apn apo app aps apu as- asa asb asd ase asn aso asp ass asu au- aua aub aud aue aun auo aup aus b-p b-u baa bab bad bae ban bao bap bas bau bba bbb bbd bbe bbn bbo bbp bbs bbu bda bdb bdd bde bdo bdp bds bdu be- bea beb bed bee ben beo bep bes beu bna bnb bnd bne bnn bno bnp bns bnu boa bob bod boe bon boo bop bos bou bpa bpb bpd bpe bpn bpo bpp bps bpu bsa bsb bsd bse bsn bso bsp bss bsu bua bub bud bue bun buo bup bus buu daa dab dad dae dan dao dap das dau dba dbb dbd dbe dbn dbo dbp dbs dbu dda ddb ddd dde ddn ddo ddp dds ddu de- dea deb ded dee den deo dep des deu dna dnb dnd dne dnn dno dnp dns doa dob dod doe don doo dop dos dou dpa dpb dpd dpe dpn dpo dpp dps dpu dsa dsb dsd dse dsn dso dsp dss dsu dua dub dud due dun duo dup dus eaa eab ead eae ean eao eap eas eau eba ebb ebd ebe ebn ebo ebp ebs ebu ed- eda edb edd ede edn edo edp eds edu eea eeb eed eee een eeo eep ees en- ena enb end ene enn eno enp ens enu eo- eoa eob eod eoe eon eoo eop eos eou ep- epa epb epd epe epn epo epp eps epu es- esa esb esd ese esn eso esp ess esu eu- eua eub eud eue eun eup eus naa nab nad nae nan nao nap nas nau nba nbb nbd nbe nbn nbo nbp nbs nbu nda ndb ndd nde ndn ndo ndp nds ndu ne- nea neb ned nee nen neo nep nes neu nna nnb nne nnn nno nnp nns nnu no- noa nob nod noe non noo nop nos nou npa npb npd npe npn npo npp nps npu nsa nsb nsd nse nsn nso nsp nss nsu nua nub nud nue nun nuo nup nus nuu oaa oab oad oae oan oao oap oas oau ob- oba obb obd obe obn obo obp obs obu oda odb odd ode odn odo odp ods odu oea oeb oed oee oen oeo oep oes on- ona onb ond one onn ono onp ons onu oo- ooa oob ood oon ooo oop oos op- opa opb opd ope opn opo opp ops os- osa osb osd ose osn oso osp oss osu ou- oua oud oue oun ouo oup ous p-p paa pab pad pae pan pao pap pas pau pba pbb pbd pbe pbn pbo pbp pbs pbu pda pdb pdd pde pdn pdo pdp pds pdu pea peb ped pee pen peo pep pes peu pn- pna pnb pnd pne pnn pno pnp pns pnu poa pob pod poe pon poo pop pos pou ppa ppb ppd ppe ppn ppo ppp pps ppu ps- psa psb psd pse psn pso psp pss psu pua pub pud pue pun pup pus puu saa sab sad sae san sao sap sas sau sba sbb sbd sbe sbn sbo sbp sbs sbu sda sdb sdd sde sdn sdo sdp sds sdu se- sea seb sed see sen seo sep ses seu sna snb snd sne snn sno snp sns snu soa sob sod soe son soo sop sos sou spa spb spd spe spn spo spp sps spu ss- ssa ssb ssd sse ssn sso ssp sss ssu sua sub sud sue sun suo sup sus suu ua- uaa uab uad uae uan uao uap uas uau uba ubb ube ubn ubo ubp ubs ubu uda udb udd ude udn udo udp uds udu uea ueb ued uee uen uep ues un- una unb und une unn uno unp uns unu uoa uob uod uoe uon uoo uop uos up- upa upb upd upe upn upo upp ups upu usa usb usd use usn uso usp uss usu uua uue uun uus uuu