a-a a-b a-c a-q aaa aab aac aah aak aaq aas aau ab- aba abb abc abh abk abq abs abu ac- aca acb acc ach ack acq acs acu aha ahb ahc ahh ahk ahq ahs ahu aka akb akc akh akk aks aku aqa aqc aqs as- asa asb asc ash ask asq ass asu au- aua aub auc auh auk aus b-u baa bab bac bah bak baq bas bau bba bbb bbc bbh bbk bbq bbs bbu bca bcb bcc bch bck bcq bcs bcu bha bhb bhc bhh bhk bhq bhs bhu bka bkb bkc bkk bkq bks bqc bsa bsb bsc bsh bsk bss bsu bua bub buc buh buk bus buu c-- caa cab cac cah cak caq cas cau cba cbb cbc cbh cbk cbq cbs cbu cca ccb ccc cch cck ccs ccu ch- cha chb chc chh chk chq chs chu cka ckb ckc ckh cks cqa cqb cqc cqs csa csb csc csh csk csq css csu cua cub cuc cuh cuk cuq cus cuu haa hab hac hah hak haq has hau hba hbb hbc hbh hbk hbs hbu hca hcb hcc hch hck hcs hha hhb hhc hhh hhk hhs hhu hka hkb hkh hkk hks hku hqs hsa hsb hsc hsh hsk hsq hss hsu hua hub huc huh huk huq hus huu ka- kaa kab kac kah kak kas kau kba kbb kbc kbh kbk kbs kbu kca kcb kcc kch kck kcs kcu kha khh khk khs khu kkb kkc kkh kkk kks kku kqa ksa ksb ksc ksh ksk kss ksu kub kuc kuh kuk kus kuu qaa qac qah qas qau qba qbc qbq qbs qca qcc qcs qhc qhs qqk qqq qqu qsa qsc qu- qua quh qus saa sab sac sah sak saq sas sau sba sbb sbc sbh sbk sbq sbs sbu sca scb scc sch sck scs scu sh- sha shb shc shh shk shs shu sk- ska skb skc skh skk skq sks sku sqa sqq sqs ss- ssa ssb ssc ssh ssk ssq sss ssu sua sub suc suh suk suq sus suu ua- uaa uab uac uah uak uaq uas uau uba ubb ubc ubh ubk ubs ubu uca ucb ucc uch uck ucs ucu uha uhb uhc uhh uhq uhs uhu uka ukb ukc ukk uku usa usb usc ush usk uss usu uua uuc uus uuu

a-ak a-ha aaaa aaab aaac aaah aaas aaba aabb aabc aabh aaca aacb aacc aach aack aacs aacu aaha aahk aahs aaka aaku aasa aasc aass aasu aaus abaa abab abac abak abas abau abb- abba abbb abbs abca abcb abcc abch abcs abha abhs abs- absa abss absu abua abuk abus acaa acab acac acas acba acca accc acch accs accu acha achh achs achu acks acsa acsc acss acu- acus ahab ahac ahah ahaq ahas ahau ahha ahhs ahsa ahss ahua ahus akaa akah akas akca akha akhs akka akku akqa aksa aksu akua aqas aqhs aqsa aqu- aqua asaa asab asac asah asak asas asau asba asbu asc- asca ascb ascc asch ascq asha ashk ashs ashu aska asks asqc assa assc assh assk assq asss assu asub asus auaa auca auch auks ausa aush ausu baaa baah baak baas baba babb babs babu bac- baca bacc bach back bacs baha bahs bahu bak- baka bakh baks baku baqa basa basc bash bask bass basu bau- bauk bbas bbau bbbb bbbq bbbs bbch bbhs bbqs bcaa bcas bcbc bcbs bcca bccc bccs bchs bcsa bcsc bcss bcuc bhca bhcc bhhs bhuu bkhs bsaa bsac bsas bscs bshs bssc buba bubb bubq bubs bubu buca bucc buch buck bucs bucu buha buhs buka bukh bukk buku buqa busa busc bush busk buss busu buus caaa caab caac caah caas caba cabs cabu cac- caca cacc cach cack caha cahs caka caqh casa casb casc cash cask cass casu cauc cauk caus cbac cbbc cbbs cbca cbcc cbcs cbcu cbha cbhs cbka cbsa cbsc cbus ccaa ccab ccac ccas ccba ccbc ccca cccb cccc cccs cccu ccha cchs ccsa ccss ccuc ccus chaa chab chac chah chak chas chau chca chch chcs chha chhs chka chkb chks chsc chsh chua chub chuk chuq chus ckac ckbc ckch ckck ckcs ckhs cksa cksb cksh csaa csab csac csak csas cscb cscc csch cscs cshs cska csks cssa csua csus cuau cub- cuba cubb cubs cuca cucc cuck cucq cuk- cuka cusa cusb cush cusk cuss cusu haab haak haas haba habs habu hack hacs haha hahs haka hakk haks haku hasa hasc hash hask hass hau- haus hbbs hbhs hbss hcbc hcbs hcca hccb hccc hcch hccs hchs hcsa hcsc hcss hhaa hhhh hhhs hhus hkbu hkcc hkcs hqac hsac hsas hsbc hscc hshs hsua huac huah huas huba hubb hubs huch huck hucs hucu huhs huhu huqa husa hush husk huss huub huus kaaa kaab kaak kaaq kaas kaba kabb kabc kabq kabu kacb kacc kach kacq kacs kacu kaha kahc kahs kahu kaka kakc kakh kakk kaks kaku kas- kasa kasb kasc kash kask kass kasu kau- kaub kauc kauk kaus kbaa kbab kbac kbak kbaq kbas kbba kbbb kbbc kbbk kbbs kbbu kbca kbcb kbch kbck kbcq kbcs kbcu kbhb kbhc kbhh kbhs kbkb kbkk kbqb kbsa kbsb kbsk kbsq kbss kbsu kbua kbub kbuc kbuk kbus kbuu kcaa kcab kcac kcah kcaq kcas kcau kcba kcbc kcbk kcbq kcbs kcbu kcca kccb kccc kcck kccu kcha kchh kchk kchq kchs kchu kckc kckk kcqq kcsa kcsb kcsc kcss kcsu kcua kcub kcuh kcuk khab khac khak khaq khas khbc khbs khca khcb khcc khch khck khcs khhk khhs khka khkk khks khss khsu khub khuk khus kkaa kkac kkaq kkba kkbb kkbq kkbs kkcb kkch kkck kkcq kkcs kkha kkhb kkhh kkhk kkkk kkqq kksa kkss kksu kkua kkus kkuu kqac kqak kqaq kqba kqbb kqbk kqbu kqca kqch kqck kqcs kqhk kqkk kqks kqqa kqqk kqqq kqqs kqsc kqsk kqss ksab ksac