a-a a-b a-c aaa aab aac aag aah aak aao aas ab- aba abb abc abg abh abk abo abs ac- aca acb acc acg ach ack aco acs ag- aga agb agc agg agh agk ago ags aha ahb ahc ahg ahh ahk aho ahs aka akb akc akg akh akk ako aks aoa aob aoc aog aoh aok aoo aos as- asa asb asc asg ash ask aso ass baa bab bac bag bah bak bao bas bba bbb bbc bbg bbh bbk bbo bbs bca bcb bcc bcg bch bck bco bcs bga bgb bgc bgg bgh bgk bgo bgs bha bhb bhc bhg bhh bhk bho bhs bka bkb bkc bkg bkk bko bks boa bob boc bog boh bok boo bos bsa bsb bsc bsg bsh bsk bso bss c-- caa cab cac cag cah cak cao cas cba cbb cbc cbg cbh cbk cbo cbs cca ccb ccc ccg cch cck cco ccs cga cgb cgc cgg cgh cgo cgs ch- cha chb chc chg chh chk cho chs cka ckb ckc ckh cko cks co- coa cob coc cog coh cok coo cos csa csb csc csg csh csk cso css gaa gab gac gag gah gak gao gas gba gbc gbg gbh gbk gbo gbs gca gcb gcc gcg gch gck gco gcs gga ggb ggc ggg ggh ggo ggs gha ghb ghc ghg ghh gho ghs gka gkb gkh gko gks goa gob goc gog goh gok goo gos gsa gsb gsc gsg gsk gso gss haa hab hac hag hah hak hao has hba hbb hbc hbg hbh hbk hbo hbs hca hcb hcc hcg hch hck hco hcs hga hgb hgc hgg hgh hgk hgo hgs hha hhb hhc hhg hhh hhk hho hhs hka hkb hkg hkh hkk hko hks hoa hob hoc hog hoh hok hoo hos hsa hsb hsc hsg hsh hsk hss ka- kaa kab kac kag kah kak kao kas kba kbb kbc kbh kbk kbo kbs kca kcb kcc kcg kch kck kcs kga kgb kgc kgh kgo kgs kha khh khk kho khs kkb kkc kkh kkk kks koa kob koc kog koh kok koo kos ksa ksb ksc ksg ksh ksk kso kss oaa oab oac oag oah oak oao oas ob- oba obb obc obg obh obk obo obs oc- oca ocb occ ocg och ock oco ocs oga ogc ogg ogh ogo ogs oha ohc ohg ohh oho ohs oka okb okc okg okk oko oks oo- ooa oob ooc oog ooh ook ooo oos os- osa osb osc osg osh osk oso oss saa sab sac sag sah sak sao sas sba sbb sbc sbg sbh sbk sbo sbs sca scb scc scg sch sck sco scs sga sgb sgc sgg sgh sgk sgo sgs sh- sha shb shc shg shh shk sho shs sk- ska skb skc skg skh skk sko sks soa sob soc sog soh sok soo sos ss- ssa ssb ssc ssg ssh ssk sso sss

a-ak a-ha a-ok aaaa aaab aaac aaah aaas aaba aabb aabc aabh aaca aacb aacc aach aack aaco aacs aagh aaha aahk aahs aaka aaoo aasa aasc aass abaa abab abac abag abak abas abb- abba abbb abbo abbs abca abcb abcc abch abcs abha abho abhs aboa abob aboh abok aboo abos abs- absa abss acaa acab acac acag acas acba acca accc acch acco accs acga acgs acha achh acho achs acks acoa acog acoh acos acsa acsc acss ag-o agac agag agao agas agba agbo agca agcc agco agga agha aghs agob agog agoo agos agsa agsg ahab ahac ahah ahas ahha ahhs ahoa ahog ahok ahsa ahso ahss akaa akah akao akas akca akha akhs akka akko akok akos aksa aoah aoba aoca aocs aoks aoss asaa asab asac asag asah asak asao asas asba asbo asc- asca ascb ascc asch asco asha ashk ashs aska asko asks asob asoc asog asok asos assa assc assh assk asso asss baaa baah baak baas baba babb babo babs bac- baca bacc bach back baco bacs baga bagg bagh bago bags baha baho bahs bak- baka bakh bako baks baoh baos basa basc bash bask baso bass bbas bbbb bbbs bbch bbga bbhs bcaa bcas bcbc bcbg bcbs bcca bccc bccs bcgs bchs bcos bcsa bcsc bcss bgca bggs bghs bhag bhao bhca bhcc bhhs bhog bkhs boab boac boag boak boas boba bobb bobo bobs boca boch bock boco bocs boga bogg bogh bogo bogs boha boho bohs boka boko boks boob booc boog booh book boos bosa bosc bosh bosk boso boss bsaa bsac bsas bscs bsgs bshs bsos bssc c-bo caaa caab caac caah caas caba cabg cabo cabs cac- caca cacc cach cack caco caga cagg cago cags caha cahs caka caos casa casb casc cash cask caso cass cbac cbbc cbbs cbca cbcc cbcs cbga cbgb cbha cbhs cbka cbkg cbko cbsa cbsc ccaa ccab ccac ccag ccas ccba ccbc ccca cccb cccc cccs ccga ccgc ccgs ccha cchs ccob ccoc ccsa ccsg ccss cgac cgas cgcc cgcg cggs cghs cgsb cgsh cgss chaa chab chac chag chah chak chao chas chca chch chcs chgb chgs chha chhs chka chkb chks choc choh chok choo chos chsc chsh ckac ckbc ckch ckck ckco ckcs ckga ckgo ckhs ckoa ckob ckoc ckoo ckos cksa cksb cksh ckso coag coak coas coba cobb cobh cobo cobs coca coch cock coco cogh cogo cogs coha coho cohs cok- coka coko coob cooh cook coos cosa cosc cosh coso coss csaa csab csac csak csao csas cscb cscc csch csco cscs csgh cshs cska csks csob csos cssa gaas gaba gabb gabo gabs gach gack gaga gagg gago gags gaha gahs gaoh gaos gasa gasb gasc gash gask gaso gass gbag gbas gbbo gbbs gbhs gc-c gcaa gcbc gccc gccs gchs gcoa gcos gcsh gcss gggg gghg ggss ghhs ghsa gkhs goas goba gobo gobs goca goch goga gogh gogo gogs goha gohb gohs goog