-up a-a a-b a-t aaa aab aad aan aao aap aat aau ab- aba abb abd abn abo abp abt abu ad- ada adb add adn ado adp adt adu an- ana anb and ann ano anp ant anu aoa aob aod aon aoo aop aot aou ap- apa apb apd apn apo app apt apu at- ata atb atd atn ato atp att atu au- aua aub aud aun auo aup aut b-p b-u baa bab bad ban bao bap bat bau bba bbb bbd bbn bbo bbp bbt bbu bda bdb bdd bdo bdp bdt bdu bna bnb bnd bnn bno bnp bnt bnu boa bob bod bon boo bop bot bou bpa bpb bpd bpn bpo bpp bpt bpu bta btb btd btn bto btp btt btu bua bub bud bun buo bup but buu daa dab dad dan dao dap dat dau dba dbb dbd dbn dbo dbp dbt dbu dda ddb ddd ddn ddo ddp ddt ddu dna dnb dnd dnn dno dnp dnt doa dob dod don doo dop dot dou dpa dpb dpd dpn dpo dpp dpt dpu dta dtb dtd dtn dto dtp dtt dtu dua dub dud dun duo dup dut naa nab nad nan nao nap nat nau nba nbb nbd nbn nbo nbp nbt nbu nda ndb ndd ndn ndo ndp ndt ndu nna nnb nnn nno nnp nnt nnu no- noa nob nod non noo nop not nou npa npb npd npn npo npp npt npu nta ntb ntd ntn nto ntp ntt ntu nua nub nud nun nuo nup nut nuu oaa oab oad oan oao oap oat oau ob- oba obb obd obn obo obp obt obu oda odb odd odn odo odp odt odu on- ona onb ond onn ono onp ont onu oo- ooa oob ood oon ooo oop oot op- opa opb opd opn opo opp opt ot- ota otb otd otn oto otp ott otu ou- oua oud oun ouo oup out p-p paa pab pad pan pao pap pat pau pba pbb pbd pbn pbo pbp pbt pbu pda pdb pdd pdn pdo pdp pdt pdu pn- pna pnb pnd pnn pno pnp pnt pnu poa pob pod pon poo pop pot pou ppa ppb ppd ppn ppo ppp ppt ppu pt- pta ptb ptd ptn pto ptp ptt ptu pua pub pud pun pup put puu taa tab tad tan tao tap tat tau tba tbb tbd tbn tbo tbp tbt tbu tda tdb tdd tdn tdo tdp tdt tdu tna tnb tnd tnn tno tnp tnt to- toa tob tod ton too top tot tou tpa tpb tpd tpn tpo tpp tpt tpu tta ttb ttd ttn tto ttp ttt ttu tua tub tud tun tuo tup tut tuu ua- uaa uab uad uan uao uap uat uau uba ubb ubn ubo ubp ubt ubu uda udb udd udn udo udp udt udu un- una unb und unn uno unp unt unu uoa uob uod uon uoo uop uot up- upa upb upd upn upo upp upt upu uta utb utd utn uto utp utt utu uua uun uut uuu