-up a-a a-b a-c aaa aab aac aah aap aas aau ab- aba abb abc abh abp abs abu ac- aca acb acc ach acp acs acu aha ahb ahc ahh ahp ahs ahu ap- apa apb apc aph app aps apu as- asa asb asc ash asp ass asu au- aua aub auc auh aup aus b-p b-u baa bab bac bah bap bas bau bba bbb bbc bbh bbp bbs bbu bca bcb bcc bch bcp bcs bcu bha bhb bhc bhh bhp bhs bhu bpa bpb bpc bph bpp bps bpu bsa bsb bsc bsh bsp bss bsu bua bub buc buh bup bus buu c-- caa cab cac cah cap cas cau cba cbb cbc cbh cbp cbs cbu cca ccb ccc cch ccp ccs ccu ch- cha chb chc chh chp chs chu cpa cpb cpc cph cpp cps cpu csa csb csc csh csp css csu cua cub cuc cuh cup cus cuu haa hab hac hah hap has hau hba hbb hbc hbh hbp hbs hbu hca hcb hcc hch hcp hcs hha hhb hhc hhh hhp hhs hhu hpa hpb hpc hph hpp hps hpu hsa hsb hsc hsh hsp hss hsu hua hub huc huh hup hus huu p-p paa pab pac pah pap pas pau pba pbb pbc pbp pbs pbu pca pcb pcc pch pcp pcs pcu pha phb phc php phs phu ppa ppb ppc pph ppp pps ppu ps- psa psb psc psh psp pss psu pua pub puc puh pup pus puu saa sab sac sah sap sas sau sba sbb sbc sbh sbp sbs sbu sca scb scc sch scp scs scu sh- sha shb shc shh shp shs shu spa spb spc sph spp sps spu ss- ssa ssb ssc ssh ssp sss ssu sua sub suc suh sup sus suu ua- uaa uab uac uah uap uas uau uba ubb ubc ubh ubp ubs ubu uca ucb ucc uch ucp ucs ucu uha uhb uhc uhh uhp uhs uhu up- upa upb upc uph upp ups upu usa usb usc ush usp uss usu uua uuc uus uuu

a-ha aaaa aaab aaac aaah aaap aaas aaba aabb aabc aabh aabp aaca aacb aacc aach aacp aacs aacu aaha aahs aapa aapc aaph aaps aasa aasc aass aasu aaup aaus abaa abab abac abap abas abau abb- abba abbb abbs abca abcb abcc abch abcp abcs abha abhs abpa abpc abpp abps abs- absa absp abss absu abua abus acaa acab acac acap acas acba acca accc acch accp accs accu acha achh achp achs achu acpa acps acpu acsa acsc acss acu- acup acus ahab ahac ahah ahas ahau ahha ahhs ahpu ahsa ahss ahua ahus apac apah apap apas apba apbs apca apcb apcc apcs aph- apha aphc aphs appa appc apph apps appu apsa apss apsu apua apuc apup apus asaa asab asac asah asap asas asau asba asbu asc- asca ascb ascc asch ascp asha ashp ashs ashu aspa aspc asph asps assa assc assh assp asss assu asub asus auaa auca auch aucp aupc aups ausa aush ausu baaa baah baas baba babb babs babu bac- baca bacc bach bacs baha bahs bahu bapa bapc bapp baps bapu basa basc bash bass basu bau- bbas bbau bbbb bbbs bbch bbhs bcaa bcap bcas bcbc bcbp bcbs bcca bccc bccs bchs bcpp bcps bcsa bcsc bcss bcuc bcup bhca bhcc bhhs bhuu bpcp bphc bphs bpsa bpsu bsaa bsac bsap bsas bscp bscs bshs bspp bssc bsup buba bubb bubs bubu buca bucc buch bucs bucu buha buhs bupa bupc bups busa busc bush buss busu buus caaa caab caac caah caap caas caba cabs cabu cac- caca cacc cach caha cahs capa capb capc caph capp caps capu casa casb casc cash casp cass casu cauc caup caus cbac cbbc cbbs cbca cbcc cbcp cbcs cbcu cbha cbhs cbpc cbpp cbsa cbsc cbus ccaa ccab ccac ccap ccas ccba ccbc ccca cccb cccc cccp cccs cccu ccha cchp cchs ccpa ccpp ccps ccsa ccsp ccss ccuc ccup ccus chaa chab chac chah chap chas chau chbp chca chch chcp chcs chha chhs chpa chpp chsc chsh chua chub chus cpaa cpac cpap cpas cpbc cpca cpcs cpcu cpha cphs cppa cpps cpsa cpsc cpsu cpus csaa csab csac csas cscb cscc csch cscs cshp cshs cspa cspb cspc csps cssa csua csup csus cuau cub- cuba cubb cubs cuca cucc cupp cups cusa cusb cush cusp cuss cusu haab haas haba habs habu hacs haha hahs hapa happ haps hapu hasa hasc hash hasp hass hau- haus hbbs hbhs hbss hcap hcbc hcbs hcca hccb hccc hcch hccs hchs hcpc hcps hcsa hcsc hcss hhaa hhhh hhhs hhpa hhpc hhus hpac hpcc hphs hpps hpsc hpss hsac hsas hsbc hscc hshs hspa hsps hssp hsua huac huah huas huba hubb hubs huch hucs hucu huhs huhu hupa hupp hups husa hush huss huub huus paap paas paba pabu paca pach pacs pacu paha pahp pahs pahu papa papb papp paps pasa pasc pash pasp pass paua pauh paup paus pbac pbcc pbhs pbpa pbsa pbsp pcaa pcap pcas pcba pcbc pcbs pcca pccc pccs pcha pchp pchs pcpb pcpp pcps pcsa phah phbs phcc phhs phpa phsc phua ppac ppap ppcc ppcs pphs pppa pppp ppps ppsh ppss psac psap psas psca pscu psha pshc pshs psph pspp psps pssa pssc puah puas pubs pubu puca puch puha pupa pups pupu pusa push puss puuc sa-c saab saac saah saap saas saba sabb sabc sabs sabu saca sacc sacs sacu saha sahs sahu sapa sapp saps sasa sasc sash sass saua sauc sauh saup saus sbaa sbac sbas sbbs sbca sbcc sbcs sbhc sbhs sbsa sbsp sbus scaa scab scac scap scas scba sccc sccp sccs sch- scha schh schs scpa scpb scps scsa scsc scsh scsu scua scub scup shab shac shah shap shas shau shbs shca shcc shcp shha shhh shhs shps shsc shua shub shup shus