-up a-a a-b a-c aaa aab aac aap aas aau ab- aba abb abc abp abs abu ac- aca acb acc acp acs acu ap- apa apb apc app aps apu as- asa asb asc asp ass asu au- aua aub auc aup aus b-p b-u baa bab bac bap bas bau bba bbb bbc bbp bbs bbu bca bcb bcc bcp bcs bcu bpa bpb bpc bpp bps bpu bsa bsb bsc bsp bss bsu bua bub buc bup bus buu c-- caa cab cac cap cas cau cba cbb cbc cbp cbs cbu cca ccb ccc ccp ccs ccu cpa cpb cpc cpp cps cpu csa csb csc csp css csu cua cub cuc cup cus cuu p-p paa pab pac pap pas pau pba pbb pbc pbp pbs pbu pca pcb pcc pcp pcs pcu ppa ppb ppc ppp pps ppu ps- psa psb psc psp pss psu pua pub puc pup pus puu saa sab sac sap sas sau sba sbb sbc sbp sbs sbu sca scb scc scp scs scu spa spb spc spp sps spu ss- ssa ssb ssc ssp sss ssu sua sub suc sup sus suu ua- uaa uab uac uap uas uau uba ubb ubc ubp ubs ubu uca ucb ucc ucp ucs ucu up- upa upb upc upp ups upu usa usb usc usp uss usu uua uuc uus uuu

aaaa aaab aaac aaap aaas aaba aabb aabc aabp aaca aacb aacc aacp aacs aacu aapa aapc aaps aasa aasc aass aasu aaup aaus abaa abab abac abap abas abau abb- abba abbb abbs abca abcb abcc abcp abcs abpa abpc abpp abps abs- absa absp abss absu abua abus acaa acab acac acap acas acba acca accc accp accs accu acpa acps acpu acsa acsc acss acu- acup acus apac apap apas apba apbs apca apcb apcc apcs appa appc apps appu apsa apss apsu apua apuc apup apus asaa asab asac asap asas asau asba asbu asc- asca ascb ascc ascp aspa aspc asps assa assc assp asss assu asub asus auaa auca aucp aupc aups ausa ausu baaa baas baba babb babs babu bac- baca bacc bacs bapa bapc bapp baps bapu basa basc bass basu bau- bbas bbau bbbb bbbs bcaa bcap bcas bcbc bcbp bcbs bcca bccc bccs bcpp bcps bcsa bcsc bcss bcuc bcup bpcp bpsa bpsu bsaa bsac bsap bsas bscp bscs bspp bssc bsup buba bubb bubs bubu buca bucc bucs bucu bupa bupc bups busa busc buss busu buus caaa caab caac caap caas caba cabs cabu cac- caca cacc capa capb capc capp caps capu casa casb casc casp cass casu cauc caup caus cbac cbbc cbbs cbca cbcc cbcp cbcs cbcu cbpc cbpp cbsa cbsc cbus ccaa ccab ccac ccap ccas ccba ccbc ccca cccb cccc cccp cccs cccu ccpa ccpp ccps ccsa ccsp ccss ccuc ccup ccus cpaa cpac cpap cpas cpbc cpca cpcs cpcu cppa cpps cpsa cpsc cpsu cpus csaa csab csac csas cscb cscc cscs cspa cspb cspc csps cssa csua csup csus cuau cub- cuba cubb cubs cuca cucc cupp cups cusa cusb cusp cuss cusu paap paas paba pabu paca pacs pacu papa papb papp paps pasa pasc pasp pass paua paup paus pbac pbcc pbpa pbsa pbsp pcaa pcap pcas pcba pcbc pcbs pcca pccc pccs pcpb pcpp pcps pcsa ppac ppap ppcc ppcs pppa pppp ppps ppss psac psap psas psca pscu pspp psps pssa pssc puas pubs pubu puca pupa pups pupu pusa puss puuc sa-c saab saac saap saas saba sabb sabc sabs sabu saca sacc sacs sacu sapa sapp saps sasa sasc sass saua sauc saup saus sbaa sbac sbas sbbs sbca sbcc sbcs sbsa sbsp sbus scaa scab scac scap scas scba sccc sccp sccs scpa scpb scps scsa scsc scsu scua scub scup sp-a spac spap spas spau spca spcc spcs spps spsa spsp spss spus ssaa ssab ssac ssap ssas ssau ssca sscc sscp sscs sspa sspc ssps sssa sssb sssc ssss suas sub- suba subb subs suc- succ sucs sup- supa supp sups sus- susa susp suss susu suus uabc uaca uasa uasp uaua ubac ubba ubpc ucas ucbc ucca uccp ucpa ucpb ucsa ucsb ucsc ucsu ucua upac upas upca upcs uppa uppc uppp uppu upsa upsc upup us-a usaa usac usap usas usba usbc usbs usca uscc uscs uspa uspc uspp usps ussa ussb ussc usss ussu usua usus uucp uuuu

-aaa- -cpca a-a-p a-cup a-pac aaaas aaasa aaass aabaa aabba aabps aacap aacbc aacbp aaccp aacpa aacpp aacsa aacsb aacss aacus aapua abaab ababa ababs ababu abaca abacs abasa abass abbac abbas abcas abccc acaca acacb acapp acapu acass acaua accas accub accus acuba acups acusa apacs apapa apasa apass apcbc aps-c apsac asaba asabc asasa asbca ascap ascus aspac aspas aspca assab assac assas asubs auass aubas aucas aussa b-cas babas babau babbs babus bacab bacas bacca bacu bacup basab basca baspa bassa bassu bbuss bccup bcups bsaba bssap bubas bubba bucca bucsa bucsu bupap busaa busca buspa bussa bussu busua busuu c-a-c c-bus c-p-c ca-ca caaba cabas cabus cacas cacau cacu cacus capab capac capas cappa capps capsa capua casas casca caspa casus cauac cauas cauca causa ccaps ccass ccccc ccups cpusa csaba cuaba cubas cubub cuppa cusps pabas pacas pacsa pacus papa- papas papau pappa papps pappu papua pasab pasca pascu pass- passa passu pasua pauas pauca pausa pcaas psapp psbaa pucas pucca pupas puppa pusca s-bus saaba saabs saasa saasu sabac sabas sabau sabca sabsa sabus sacas sacc- sacca sacsa sapas sapca sappa sasca sassa sauba sauca scabs scapa scaps scaup sccbc scsaa scuba scups scusa spass spcas sscac sssss suasa subba subbu subss sucua suppa supps supsa susac suspa susus ubacs upass upc-a upupa us-pa us-sc usaas usabc usapa uscap uscup usppa uspsa ussac usuba uuuuu

aaaaba ababsa abacab abacas abacus abassa abbasa abbass abscss abubus abusua acacus acapus acasa asapup assacu aucuba ausbbs aussac baabaa babacu bacaba bacau baccus bacpac bacsap bassac bassus baucau bbbbbb