a-a a-b a-c a-t aaa aab aac aao aas aat aau aay ab- aba abb abc abo abs abt abu aby ac- aca acb acc aco acs act acu acy aoa aob aoc aoo aos aot aou as- asa asb asc aso ass ast asu asy at- ata atb atc ato ats att atu au- aua aub auc auo aus aut ay- aya ayc ayo ays ayt ayu b-u baa bab bac bao bas bat bau bay bba bbb bbc bbo bbs bbt bbu bby bca bcb bcc bco bcs bct bcu bcy boa bob boc boo bos bot bou boy bsa bsb bsc bso bss bst bsu bsy bta btb btc bto bts btt btu bty bua bub buc buo bus but buu buy by- bya byc byo bys byt byu c-- caa cab cac cao cas cat cau cay cba cbb cbc cbo cbs cbt cbu cby cca ccb ccc cco ccs cct ccu co- coa cob coc coo cos cot cou coy csa csb csc cso css cst csu csy cta ctb ctc cto cts ctt ctu cty cua cub cuc cuo cus cut cuu cuy cya cyb cyc cyo cys cyt oaa oab oac oao oas oat oau ob- oba obb obc obo obs obt obu oby oc- oca ocb occ oco ocs oct ocu oo- ooa oob ooc ooo oos oot os- osa osb osc oso oss ost osu ot- ota otb otc oto ots ott otu ou- oua ouc ouo ous out oya oyo oys saa sab sac sao sas sat sau say sba sbb sbc sbo sbs sbt sbu sby sca scb scc sco scs sct scu soa sob soc soo sos sot sou soy ss- ssa ssb ssc sso sss sst ssu sta stb stc sto sts stt stu sty sua sub suc suo sus sut suu suy sy- sya syb syc sys syt syu taa tab tac tao tas tat tau tay tba tbb tbc tbo tbs tbt tbu tca tcb tcc tco tcs tct tcu to- toa tob toc too tos tot tou toy tsa tsb tsc tso tss tst tsu tsy tta ttb ttc tto tts ttt ttu tty tua tub tuc tuo tus tut tuu tuy tya tyc tyo tys tyt ua- uaa uab uac uao uas uat uau uay uba ubb ubc ubo ubs ubt ubu uby uca ucb ucc uco ucs uct ucu uoa uob uoc uoo uos uot usa usb usc uso uss ust usu uta utb utc uto uts utt utu uty uua uuc uus uut uuu uyc uyo uys uyu yaa yab yac yao yas yat yau yay ybc ybs yby yca ycc yco ycs ycu ycy yob yoc yoo yos yot you yoy ysa ysb ysc yso yss yst ysu ysy yta ytc yto yts ytt ytu yua yuo yus yut yuu yuy yyb yyc yys yyt yyu yyy

-ous a-ya a-yo aaaa aaab aaac aaas aaba aabb aabc aabt aaby aaca aacb aacc aaco aacs aact aacu aacy aaoo aasa aasc aass aast aasu aata aatc aatt aaus abaa abab abac abas abat abau abay abb- abba abbb abbo abbs abbt abby abca abcb abcc abcs abct aboa abob aboo abos abot abou aboy abs- absa abss absu abta abts abtu abua abus abut abuy abyc abys abyt abyy ac-t acaa acab acac acas acat acba acca accc acco accs acct accu accy acoa acos acot acou acoy acsa acsc acss acst acta actc acto acts actt actu acu- acuo acus acut aoba aoca aocs aoss aotc aous aout asaa asab asac asao asas asat asau asay asba asbo asbu asby asc- asca ascb ascc asco asct asob asoc asos asot asou assa assc asso asss asst assu assy asta astb astc asto asts asty asub asus asya at-t ataa atab atac atas atat atay atbs atca atcc atco atcs atob atoc atos atot atoy atsb atsc atst atta atto atts attu atty atua atub atuc atus atya atys auaa auby auca auct auoy ausa aust ausu aut- auto auts auty auyo ay-o ayao ayas ayat ayay ayca ayoo ayos ayot ayou aysu ayta ayto ayub ayya baaa baas baat baba babb babo babs babu baby bac- baca bacc baco bacs bact baos basa basc baso bass bast basu bata batc bato bats batt batu baty bau- baya bayo bays bayt bayu bbas bbau bbay bbbb bbbs bboy bbyo bcaa bcas bcat bcbc bcbs bcca bccc bccs bcos bcsa bcsc bcss bctc bcts bcuc boab boac boas boat boba bobb bobo bobs bobu boby boca boco bocs bocu boob booc boos boot bosa bosc boso boss bost bosu bota botb boto bots bott boty boua bous bout bouy boya boyo boys bsaa bsac bsas bsat bscs bsos bssc bsts btaa btcc btcs btob btss bttb btus buat buba bubb bubo bubs bubu buca bucc buco bucs bucu buoy busa busc buss bust busu busy but- buta buto buts butt buty buus buyo buys buyu byas byoa byob byoc byos bysb byso byss byst bysy byts c-bo caaa caab caac caas caat caba cabo cabs cabu caby cac- caca cacc caco caos casa casb casc caso cass cast casu cat- cata catb catc cato cats catt catu caty cauc cauo caus caut cayo cays cbac cbat cbbc cbbs cbca cbcc cbcs cbct cbcu cbot cbsa cbsc cbta cbtc cbus cbyt ccaa ccab ccac ccas ccat ccba ccbc ccca cccb cccc cccs cccu ccob ccoc ccsa ccss ccst cctb cctc cctt ccuc ccus ccut coas coat coba cobb cobo cobs cobu coby coca coco coct cocu coob coos coot cosa cosc coso coss cost cosy cota cotb cotc coto cots cott cotu coty coua coub cous cout couy coya coyo coys coyt csaa csab csac csao csas csat cscb cscc csco cscs csob csos csot cssa csta cstc csto csts csua csus csys ctab ctba ctbs ctca ctos ctot ctsa ctsc ctss ctsu ctta ctts cuau cub- cuba cubb cubs cuby cuca cucc cusa cusb cuso cuss cust cusu cusy cut- cuta cutc