a-a a-b a-c aaa aab aac aah aaj aan aao aas ab- aba abb abc abh abj abn abo abs ac- aca acb acc ach acj acn aco acs aha ahb ahc ahh ahj ahn aho ahs aja ajb ajc ajh ajj ajn ajo ajs an- ana anb anc anh anj ann ano ans aoa aob aoc aoh aoj aon aoo aos as- asa asb asc ash asj asn aso ass baa bab bac bah baj ban bao bas bba bbb bbc bbh bbn bbo bbs bca bcb bcc bch bcj bcn bco bcs bha bhb bhc bhh bhj bho bhs bja bjc bjj bjn bjs bna bnb bnc bnj bnn bno bns boa bob boc boh boj bon boo bos bsa bsb bsc bsh bsj bsn bso bss c-- c-j caa cab cac cah caj can cao cas cba cbb cbc cbh cbj cbn cbo cbs cca ccb ccc cch ccj ccn cco ccs ch- cha chb chc chh chn cho chs cja cjb cjc cjs cn- cna cnb cnc cnh cnj cnn cno cns co- coa cob coc coh coj con coo cos csa csb csc csh csj csn cso css haa hab hac hah haj han hao has hba hbb hbc hbh hbj hbn hbo hbs hca hcb hcc hch hcj hcn hco hcs hha hhb hhc hhh hhj hhn hho hhs hja hjn hjo hjs hna hnb hnc hnh hnj hnn hno hns hoa hob hoc hoh hon hoo hos hsa hsb hsc hsh hsj hsn hss jaa jab jac jah jaj jan jao jas jba jbc jbj jbo jbs jca jcb jcc jch jco jcs jha jhc jhj jhn jho jhs jja jjb jjc jjj jjs jna jnc jnh jnj jnn jno jns joa job joc joh joj jon joo jos jsa jsb jsc jsh jsj jsn jso jss naa nab nac nah naj nan nao nas nba nbb nbc nbn nbo nbs nca ncb ncc nch ncn nco ncs nha nhb nhc nhh nhj nhn nhs nja njc njn njs nna nnb nnc nnh nnn nno nns no- noa nob noc noh noj non noo nos nsa nsb nsc nsh nsn nso nss oaa oab oac oah oaj oan oao oas ob- oba obb obc obh obj obn obo obs oc- oca ocb occ och ocj ocn oco ocs oha ohc ohh ohn oho ohs oja ojb ojc ojo ojs on- ona onb onc onh onj onn ono ons oo- ooa oob ooc ooh oon ooo oos os- osa osb osc osh osj osn oso oss saa sab sac sah saj san sao sas sba sbb sbc sbh sbj sbn sbo sbs sca scb scc sch scj scn sco scs sh- sha shb shc shh shn sho shs sja sjb sjc sjh sjj sjs sna snb snc snj snn sno sns soa sob soc soh soj son soo sos ss- ssa ssb ssc ssh ssj ssn sso sss

-ana a-ha aaaa aaab aaac aaah aaan aaas aaba aabb aabc aabh aaca aacb aacc aach aacn aaco aacs aaha aahs aana aaon aaoo aasa aasc aass abaa abab abac abaj aban abas abb- abba abbb abbo abbs abca abcb abcc abch abcn abcs abha abho abhs abjs aboa abob aboh abon aboo abos abs- absa abss acaa acab acac acan acas acba acca accc acch acco accs acha achh acho achs acoa acoh acon acos acsa acsc acss ahab ahac ahah ahas ahha ahhs ahja ahoa ahsa ahso ahss ajab ajac ajah ajan ajao ajas ajba ajhs ajna ajob ajon ajoo ajss ana- anaa anab anac anah anan anao anas anba anbb anbo anca ancc anco anha anhs anja anjo anna annb anno anns ano- anoa anon anos ansa anso aoah aoba aoca aocs aonb aono aoss asaa asab asac asah asan asao asas asba asbo asc- asca ascb ascc asch ascj asco asha ashs asja asnc asno asob asoc ason asos assa assc assh assn asso asss baaa baah baan baas baba babb babo babs bac- baca bacc bach bacn baco bacs baha bahn baho bahs baja bajs bana banc banh banj bann bano bans baoh baon baos basa basc bash baso bass bbas bbbb bbbs bbch bbhs bcaa bcas bcbc bcbs bcca bccc bccs bchs bcos bcsa bcsc bcsn bcss bhan bhao bhca bhcc bhhs bjcc bjhs bjoa bnas bnhs bnoc bnss boab boac boan boas boba bobb bobo bobs boca boch boco bocs boha bohn boho bohs bojo bona bonc bonn bono bons boob booc booh boon boos bosa bosc bosh bosn boso boss bsaa bsac bsas bscs bshs bsns bson bsos bssc c-bo caaa caab caac caah caan caas caba cabo cabs cac- caca cacc cach caco caha cahn cahs caja cana canc canh cann cano cans caos casa casb casc cash caso cass cbac cbbc cbbs cbca cbcc cbcn cbcs cbha cbhs cbna cbsa cbsc cbsn ccaa ccab ccac ccas ccba ccbc ccbn ccca cccb cccc cccs ccha cchs ccjo ccna ccnb ccnc ccns ccob ccoc ccsa ccsn ccss chaa chab chac chah chaj chan chao chas chca chch chcs chha chhs chnb chnc chno chns choc choh chon choo chos chsc chsh chsj cjan cjbc cjca cjcb cjch cjcj cjcs cjhs cjnb cjob cjon cjsb cjsn cjss cnaa cnac cnas cnbc cnco cnhs cnna cnnj cnoh cnsa cnss coan coas coba cobb cobh cobo cobs coca coch coco coha cohn coho cohs cojo con- cona conc conj conn cono cons coob cooh coon coos cosa cosc cosh coso coss csaa csab csac csao csas cscb cscc csch csco cscs cshs csob csos cssa haab haan haas haba habo habs haco hacs haha hahn haho hahs haja hajj hajo hana hanc hann hano hans haon hasa hasc hash hass hbbs hbhs hboc hbos hbss hcbc hcbs hcca hccb hccc hcch hccs hchs hcjb hcsa hcsc hcso hcss hhaa hhhh hhhs hncs hnhs hnna hoac hoan hoas hoba hobo hobs hoca hoch hocn hocs hoha hohn hoho hoja hojo hono hons hoon hoos hosa hosh hoss hsac hsas hsbc hscc hscn