a-ak aaaa aaab aaac aaas aaba aabb aabc aaca aacb aacc aack aacs aacu aaka aaku aasa aasc aass aasu aaus abaa abab abac abaj abak abas abau abb- abba abbb abbs abca abcb abcc abcs abjs abs- absa abss absu abua abuk abus acaa acab acac acas acba acca accc accs accu acks acsa acsc acss acu- acus ajab ajac ajak ajas ajba ajka ajss akaa akas akca akka akku akqa aksa aksu akua aqaj aqas aqsa aqu- aqua asaa asab asac asak asas asau asba asbu asc- asca ascb ascc ascj ascq asja aska asks asqc assa assc assk assq asss assu asub asus auaa auca auja aujs auks ausa ausu baaa baak baas baba babb babs babu bac- baca bacc back bacs baja bajs baju bak- baka baks baku baqa basa basc bask bass basu bau- bauk bbas bbau bbbb bbbq bbbs bbqs bcaa bcas bcbc bcbs bcca bccc bccs bcsa bcsc bcss bcuc bjcc bsaa bsac bsas bscs bssc buba bubb bubq bubs bubu buca bucc buck bucs bucu buja buju buka bukk buku buqa busa busc busk buss busu buus caaa caab caac caas caba cabs cabu cac- caca cacc cack caja caju caka casa casb casc cask cass casu cauc cauk caus cbac cbbc cbbs cbca cbcc cbcs cbcu cbka cbkj cbsa cbsc cbus ccaa ccab ccac ccas ccba ccbc ccca cccb cccc cccs cccu ccsa ccss ccuc ccus cjbc cjbk cjbq cjca cjcb cjcj cjcs cjsb cjss ckac ckbc ckck ckcs ckjs cksa cksb csaa csab csac csak csas cscb cscc cscs cska csks cssa csua csus cuau cub- cuba cubb cubs cuca cucc cuck cucq cuju cuk- cuka cusa cusb cusk cuss cusu jaak jaas jaba jabs jaca jacc jack jacs jacu jaja jaju jaka jaku jasa jasc jask jass jauk jaus jbaa jcbc jccc jcss jjcc jkcs jsss juab juba jubu juca juck jucu juja juju juka juku juss kaaa kaab kaak kaaq kaas kaba kabb kabc kabq kabu kacb kacc kacq kacs kacu kaja kajb kajc kajk kaju kaka kakc kakj kakk kaks kaku kas- kasa kasb kasc kask kass kasu kau- kaub kauc kauj kauk kaus kbaa kbab kbac kbak kbaq kbas kbba kbbb kbbc kbbk kbbs kbbu kbca kbcb kbck kbcq kbcs kbcu kbja kbjc kbjk kbjq kbjs kbkb kbkk kbqb kbsa kbsb kbsj kbsk kbsq kbss kbsu kbua kbub kbuc kbuk kbus kbuu kcaa kcab kcac kcaq kcas kcau kcba kcbc kcbk kcbq kcbs kcbu kcca kccb kccc kcck kccu kcjb kcjc kcjj kcjk kckc kckj kckk kcqq kcsa kcsb kcsc kcsj kcss kcsu kcua kcub kcuk kjaa kjac kjak kjaq kjas kjbb kjcb kjcc kjck kjcq kjcs kjcu kjjj kjjk kjjq kjjs kjkj kjkk kjkq kjks kjqs kjsa kjsk kjua kkaa kkac kkaq kkba kkbb kkbj kkbq kkbs kkcb kkcj kkck kkcq kkcs kkjb kkjk kkjq kkkj kkkk kkqq kksa kksj kkss kksu kkua kkus kkuu kqac kqak kqaq kqba kqbb kqbk kqbu kqca kqck kqcs kqjk kqkk kqks kqqa kqqj kqqk kqqq kqqs kqsc kqsk kqss ksab ksac ksak ksaq ksas ksau ksba ksbc ksbj ksbq ksbs ksca kscb kscj ksck kscq kscs kscu ksjb ksjc ksjj ksjk ksjq ksjs kska kskb kskk kskq ksks ksku ksqa ksqb ksqq ksqs kssa kssq ksss kssu ksua ksub ksuu kuac kuau kuba kubb kubc kubj kubq kubs kubu kuca kucb kucc kuja kujj kuju kuka kukk kuks kuku kuqq kusa kusb kusc kusj kusq kusu kuub kuuk kuuu qa-c qass qqqq qsas qsqs quaa quab quas quba qucu quu- sa-c saab saac saaj saak saas saba sabb sabc sabs sabu saca sacc sack sacs sacu saja saka sakb sakk saks saku sasa sasc sask sass saua sauc sauk saus sbaa sbac sbas sbbs sbca sbcc sbcs sbsa sbus scaa scab scac scak scas scba sccc sccs sck- scsa scsc scsu scua scub sjab sjac sjcc sjcs sjsu skab skac skss skua ssaa ssab ssac ssas ssau ssca sscc sscs sssa sssb sssc ssss suas sub- suba subb subj subs suc- succ suck sucs suka suks suku suqs sus- susa susk suss susu suus uabc uaca uasa uaua ubac ubba ubja ucak ucas ucbc ucca ucka ucsa ucsb ucsc ucsj ucsu ucua ukba ukcc uksa uksc uqac uqcc us-a us-k usaa usac usak usas usba usbc usbs usca uscc uscs usjc uska ussa ussb ussc usss ussu usua usus uuuu