a-a a-b a-c aaa aab aac aan aao aas aay ab- aba abb abc abn abo abs aby ac- aca acb acc acn aco acs acy an- ana anb anc ann ano ans any aoa aob aoc aon aoo aos as- asa asb asc asn aso ass asy ay- aya ayc ayn ayo ays baa bab bac ban bao bas bay bba bbb bbc bbn bbo bbs bby bca bcb bcc bcn bco bcs bcy bna bnb bnc bnn bno bns boa bob boc bon boo bos boy bsa bsb bsc bsn bso bss bsy by- bya byc byn byo bys c-- caa cab cac can cao cas cay cba cbb cbc cbn cbo cbs cby cca ccb ccc ccn cco ccs cn- cna cnb cnc cnn cno cns cny co- coa cob coc con coo cos coy csa csb csc csn cso css csy cya cyb cyc cyn cyo cys naa nab nac nan nao nas nay nba nbb nbc nbn nbo nbs nca ncb ncc ncn nco ncs nna nnb nnc nnn nno nns no- noa nob noc non noo nos noy nsa nsb nsc nsn nso nss nsy nya nyc nyn nyo nys nyy oaa oab oac oan oao oas ob- oba obb obc obn obo obs oby oc- oca ocb occ ocn oco ocs on- ona onb onc onn ono ons ony oo- ooa oob ooc oon ooo oos os- osa osb osc osn oso oss oya oyo oys saa sab sac san sao sas say sba sbb sbc sbn sbo sbs sby sca scb scc scn sco scs sna snb snc snn sno sns sny soa sob soc son soo sos soy ss- ssa ssb ssc ssn sso sss sy- sya syb syc syn sys yaa yab yac yan yao yas yay ybc ybs yby yca ycc yco ycs ycy yna ynn yns yny yob yoc yon yoo yos yoy ysa ysb ysc yso yss ysy yyb yyc yys yyy

-ana a-ya a-yo aaaa aaab aaac aaan aaas aaba aabb aabc aaby aaca aacb aacc aacn aaco aacs aacy aana aaon aaoo aasa aasc aass abaa abab abac aban abas abay abb- abba abbb abbo abbs abby abca abcb abcc abcn abcs aboa abob abon aboo abos aboy abs- absa abss abyc abys abyy acaa acab acac acan acas acba acca accc acco accs accy acoa acon acos acoy acsa acsc acss ana- anaa anab anac anan anao anas anba anbb anbo anca ancc anco ancy anna annb anno anns anny ano- anoa anon anos anoy ansa anso anya aoba aoca aocs aonb aono aoss asaa asab asac asan asao asas asay asba asbo asby asc- asca ascb ascc asco asnc asno asob asoc ason asos assa assc assn asso asss assy asya ay-o ayan ayao ayas ayay ayca ayna ayns ayon ayoo ayos ayya baaa baan baas baba babb babo babs baby bac- baca bacc bacn baco bacs bana banc bann bano bans baon baos basa basc baso bass baya bayo bays bbas bbay bbbb bbbs bboy bbyo bcaa bcas bcbc bcbs bcca bccc bccs bcos bcsa bcsc bcsn bcss bnas bnoc bnss bnya boab boac boan boas boba bobb bobo bobs boby boca boco bocs bona bonc bonn bono bons bony boob booc boon boos bosa bosc bosn boso boss boya boyn boyo boys bsaa bsac bsas bscs bsns bson bsos bssc byan byas bync byno byoa byob byoc byon byos bysb byso byss bysy c-bo caaa caab caac caan caas caba cabo cabs caby cac- caca cacc caco cana canc cann cano cans cany caos casa casb casc caso cass cayo cays cbac cbbc cbbs cbca cbcc cbcn cbcs cbna cbsa cbsc cbsn ccaa ccab ccac ccas ccba ccbc ccbn ccca cccb cccc cccs ccna ccnb ccnc ccns ccny ccob ccoc ccsa ccsn ccss cnaa cnac cnas cnbc cnco cnna cnsa cnss coan coas coba cobb cobo cobs coby coca coco con- cona conc conn cono cons cony coob coon coos cosa cosc coso coss cosy coya coyn coyo coys csaa csab csac csao csas cscb cscc csco cscs csny csob csos cssa csys cya- cyaa cyan cyba cybb cybc cybo cyc- cyca cycb cycc cycs cyn- cyno cyoa cyon cyy- cyyc cyyn naaa naab naac naan naas naba nabc nabo nabs naca nacc naco nacs nan- nana nanb nann nano nans nany naoc naos nas- nasa nasb nasc naso nass nasy naya nayo nays nbaa nbas nbbc nbbo nbca nbcc nbco nbcs nboy ncaa ncac ncba ncbc ncbs ncca nccc nccn nccs ncna ncnc ncoa ncoc ncos ncsa ncsc ncss ncsy nnnn nnos nnsa nnss noaa noac noba nobc nobo nobs noco nocs non- nona nonn nono nons noo- noob noon nooo noos nos- nosa noss nosy noya noyo noys nsaa nsac nsbo nsca nscc nscs nsna nsos nssa nssb nssc nsso nsss nyaa nyac nyao nyas nycc nyco nycy nyny nyon nysa nysc nyss oasc oass oasy oban obas obay obba obbo obby obon obos oboy obsn obss ocab ocac ocan ocas ocbc occa occc occn ocna ocon ocos ocsa ocys onab onan onas onay onby onc- onca onco onna onno onon onos onoy onsc onso onys ooaa ooba ooby oona oons oooo ooos oosa osan osas osay osba osby osca oscc osco osno osny osoo osos ossa ossb osso ossy oyan oyas oyns oyon oyss s-os sa-c saab saac saan saas saba sabb sabc sabo sabs saca sacc sacn saco sacs sacy sana sann sano sans sany saon saos sasa sasc saso sass saya sayn sayo says sbaa sbac sbas sbbs sbca sbcc sbcs sbsa scaa scab scac scan scas scay scba sccc sccs sccy scna scob scon scoo scsa scsc scsn scso scyn snab snas snba snca sncc snco snns snoa snob snoc snoo snos snsy snys soan soas soay soba sobo sobs soca soco socs socy son- sona sono sons sony soon soos sooy sosa soso soss soya soyo soys ssaa ssab ssac ssan ssao ssas ssbn ssby ssca sscc sscs ssns ssoc sssa sssb sssc ssss