a-a a-b a-c a-t aaa aab aac aan aao aas aat aay ab- aba abb abc abn abo abs abt aby ac- aca acb acc acn aco acs act acy an- ana anb anc ann ano ans ant any aoa aob aoc aon aoo aos aot as- asa asb asc asn aso ass ast asy at- ata atb atc atn ato ats att ay- aya ayc ayn ayo ays ayt baa bab bac ban bao bas bat bay bba bbb bbc bbn bbo bbs bbt bby bca bcb bcc bcn bco bcs bct bcy bna bnb bnc bnn bno bns bnt boa bob boc bon boo bos bot boy bsa bsb bsc bsn bso bss bst bsy bta btb btc btn bto bts btt bty by- bya byc byn byo bys byt c-- caa cab cac can cao cas cat cay cba cbb cbc cbn cbo cbs cbt cby cca ccb ccc ccn cco ccs cct cn- cna cnb cnc cnn cno cns cnt cny co- coa cob coc con coo cos cot coy csa csb csc csn cso css cst csy cta ctb ctc ctn cto cts ctt cty cya cyb cyc cyn cyo cys cyt naa nab nac nan nao nas nat nay nba nbb nbc nbn nbo nbs nbt nca ncb ncc ncn nco ncs nct nna nnb nnc nnn nno nns nnt no- noa nob noc non noo nos not noy nsa nsb nsc nsn nso nss nst nsy nta ntb ntc ntn nto nts ntt nya nyc nyn nyo nys nyt nyy oaa oab oac oan oao oas oat ob- oba obb obc obn obo obs obt oby oc- oca ocb occ ocn oco ocs oct on- ona onb onc onn ono ons ont ony oo- ooa oob ooc oon ooo oos oot os- osa osb osc osn oso oss ost ot- ota otb otc otn oto ots ott oya oyo oys saa sab sac san sao sas sat say sba sbb sbc sbn sbo sbs sbt sby sca scb scc scn sco scs sct sna snb snc snn sno sns snt sny soa sob soc son soo sos sot soy ss- ssa ssb ssc ssn sso sss sst sta stb stc stn sto sts stt sty sy- sya syb syc syn sys syt taa tab tac tan tao tas tat tay tba tbb tbc tbn tbo tbs tbt tca tcb tcc tcn tco tcs tct tna tnb tnc tnn tno tns tnt to- toa tob toc ton too tos tot toy tsa tsb tsc tsn tso tss tst tsy tta ttb ttc ttn tto tts ttt tty tya tyc tyn tyo tys tyt yaa yab yac yan yao yas yat yay ybc ybs yby yca ycc yco ycs ycy yna ynn yns yny yob yoc yon yoo yos yot yoy ysa ysb ysc yso yss yst ysy yta ytc ytn yto yts ytt yyb yyc yys yyt yyy

-ana a-ya a-yo aaaa aaab aaac aaan aaas aaba aabb aabc aabt aaby aaca aacb aacc aacn aaco aacs aact aacy aana aaon aaoo aasa aasc aass aast aata aatc aatt abaa abab abac aban abas abat abay abb- abba abbb abbo abbs abbt abby abca abcb abcc abcn abcs abct aboa abob abon aboo abos abot aboy abs- absa abss abta abts abyc abys abyt abyy ac-t acaa acab acac acan acas acat acba acca accc acco accs acct accy acoa acon acos acot acoy acsa acsc acss acst acta actc acto acts actt ana- anaa anab anac anan anao anas anat anba anbb anbo anca ancc anco anct ancy anna annb anno anns annt anny ano- anoa anon anos anoy ansa anso ant- anta anto ants antt anty anya aoba aoca aocs aonb aono aont aoss aotc asaa asab asac asan asao asas asat asay asba asbo asby asc- asca ascb ascc asco asct asnc asno asob asoc ason asos asot assa assc assn asso asss asst assy asta astb astc asto asts asty asya at-t ataa atab atac atan atas atat atay atbs atca atcc atco atcs atna atno atns atob atoc aton atos atot atoy atsb atsc atst atta attn atto atts atty atya atys ay-o ayan ayao ayas ayat ayay ayca ayna ayns ayon ayoo ayos ayot ayta ayto ayya baaa baan baas baat baba babb babo babs baby bac- baca bacc bacn baco bacs bact bana banc bann bano bans bant baon baos basa basc baso bass bast bata batc batn bato bats batt baty baya bayo bays bayt bbas bbay bbbb bbbs bboy bbyo bcaa bcas bcat bcbc bcbs bcca bccc bccs bcos bcsa bcsc bcsn bcss bctc bcts bnas bnoc bnss bnta bnya boab boac boan boas boat boba bobb bobo bobs boby boca boco bocs bona bonc bonn bono bons bont bony boob booc boon boos boot bosa bosc bosn boso boss bost bota botb botn boto bots bott boty boya boyn boyo boys bsaa bsac bsas bsat bscs bsns bson bsos bssc bsts btaa btan btcc btcs btob btss bttb byan byas bync byno byoa byob byoc byon byos bysb byso byss byst bysy byts c-bo caaa caab caac caan caas caat caba cabo cabs caby cac- caca cacc caco cana canc cann cano cans cant cany caos casa casb casc caso cass cast cat- cata catb catc cato cats catt caty cayo cays cbac cbat cbbc cbbs cbca cbcc cbcn cbcs cbct cbna cbot cbsa cbsc cbsn cbta cbtc cbyt ccaa ccab ccac ccas ccat ccba ccbc ccbn ccca cccb cccc cccs ccna ccnb ccnc ccns ccny ccob ccoc ccsa ccsn ccss ccst cctb cctc cctt cnaa cnac cnas cnbc cnco cnna cnsa cnss cnta cntc coan coas coat coba cobb cobo cobs coby coca coco coct con- cona conc conn cono cons cont cony coob coon coos coot cosa cosc coso coss cost cosy cota cotb cotc cotn coto cots cott coty coya coyn coyo coys coyt csaa csab csac csao csas csat cscb cscc csco cscs csny csob csos csot cssa csta cstc