a-a a-b a-q a-t aaa aab aad aae aan aaq aas aat aau ab- aba abb abd abe abn abq abs abt abu ad- ada adb add ade adn adq ads adt adu aea aeb aed aee aen aeq aes aet aeu an- ana anb and ane ann anq ans ant anu aqa aqn aqs aqt as- asa asb asd ase asn asq ass ast asu at- ata atb atd ate atn ats att atu au- aua aub aud aue aun aus aut b-u baa bab bad bae ban baq bas bat bau bba bbb bbd bbe bbn bbq bbs bbt bbu bda bdb bdd bde bdq bds bdt bdu be- bea beb bed bee ben beq bes bet beu bna bnb bnd bne bnn bns bnt bnu bqd bqe bqt bsa bsb bsd bse bsn bss bst bsu bta btb btd bte btn btq bts btt btu bua bub bud bue bun bus but buu daa dab dad dae dan daq das dat dau dba dbb dbd dbe dbn dbq dbs dbt dbu dda ddb ddd dde ddn ddq dds ddt ddu de- dea deb ded dee den deq des det deu dna dnb dnd dne dnn dnq dns dnt dqa dqe dqn dqs dsa dsb dsd dse dsn dsq dss dst dsu dta dtb dtd dte dtn dts dtt dtu dua dub dud due dun dus dut eaa eab ead eae ean eas eat eau eba ebb ebd ebe ebn ebq ebs ebt ebu ed- eda edb edd ede edn eds edt edu eea eeb eed eee een ees eet en- ena enb end ene enn ens ent enu eqa eqe eqn eqq eqs eqt equ es- esa esb esd ese esn esq ess est esu eta etb etd ete etn ets ett etu eu- eua eub eud eue eun eus eut naa nab nad nae nan nas nat nau nba nbb nbd nbe nbn nbs nbt nbu nda ndb ndd nde ndn nds ndt ndu ne- nea neb ned nee nen nes net neu nna nnb nne nnn nns nnt nnu nqs nqt nsa nsb nsd nse nsn nss nst nsu nta ntb ntd nte ntn ntq nts ntt ntu nua nub nud nue nun nuq nus nut nuu qaa qad qan qas qat qau qba qbd qbe qbq qbs qda qdb qds qdt qed qee qen qet qnb qnd qne qns qqq qqu qsa qsd qst qta qtd qtq qts qu- qua qud que qus qut saa sab sad sae san saq sas sat sau sba sbb sbd sbe sbn sbq sbs sbt sbu sda sdb sdd sde sdn sdq sds sdt sdu se- sea seb sed see sen seq ses set seu sna snb snd sne snn sns snt snu sqa sqd sqn sqq sqs ss- ssa ssb ssd sse ssn ssq sss sst ssu sta stb std ste stn stq sts stt stu sua sub sud sue sun suq sus sut suu taa tab tad tae tan taq tas tat tau tba tbb tbd tbe tbn tbs tbt tbu tda tdb tdd tde tdn tds tdt tdu te- tea teb ted tee ten teq tes tet teu tna tnb tnd tne tnn tnq tns tnt tsa tsb tsd tse tsn tsq tss tst tsu tta ttb ttd tte ttn tts ttt ttu tua tub tud tue tun tus tut tuu ua- uaa uab uad uae uan uaq uas uat uau uba ubb ube ubn ubs ubt ubu uda udb udd ude udn uds udt udu uea ueb ued uee uen ues uet un- una unb und une unn unq uns unt unu usa usb usd use usn uss ust usu uta utb utd ute utn uts utt utu uua uue uun uus uut uuu