a-a a-b a-c aaa aab aac aah aar aas ab- aba abb abc abh abr abs ac- aca acb acc ach acr acs aha ahb ahc ahh ahr ahs ar- ara arb arc arh arr ars as- asa asb asc ash asr ass baa bab bac bah bar bas bba bbb bbc bbh bbr bbs bca bcb bcc bch bcr bcs bha bhb bhc bhh bhr bhs bra brb brh brr brs bsa bsb bsc bsh bsr bss c-- caa cab cac cah car cas cba cbb cbc cbh cbr cbs cca ccb ccc cch ccr ccs ch- cha chb chc chh chr chs cra crb crc crh crr crs csa csb csc csh csr css haa hab hac hah har has hba hbb hbc hbh hbr hbs hca hcb hcc hch hcr hcs hha hhb hhc hhh hhr hhs hr- hra hrb hrc hrh hrr hrs hsa hsb hsc hsh hsr hss ra- raa rab rac rah rar ras rba rbb rbc rbh rbr rbs rca rcb rcc rch rcr rcs rh- rha rhb rhc rhh rhr rhs rra rrb rrc rrh rrr rrs rsa rsb rsc rsh rsr rss saa sab sac sah sar sas sba sbb sbc sbh sbr sbs sca scb scc sch scr scs sh- sha shb shc shh shr shs sr- sra srb src srh srr srs ss- ssa ssb ssc ssh ssr sss

a-ha aaaa aaab aaac aaah aaar aaas aaba aabb aabc aabh aaca aacb aacc aach aacr aacs aaha aahs aara aarc aars aasa aasc aass abaa abab abac abar abas abb- abba abbb abbr abbs abca abcb abcc abch abcr abcs abha abhr abhs abra abrc abrs abs- absa abss acaa acab acac acar acas acba acca accc acch accs acha achh achr achs acr- acra acrc acrr acrs acsa acsc acss ahab ahac ahah ahar ahas ahha ahhs ahra ahrc ahrr ahrs ahsa ahss arab arac arah arar aras arba arbh arbs arc- arca arch arcs arh- arhs arr- arra arrc arrh arrr arrs ars- arsa arsc asaa asab asac asah asar asas asba asc- asca ascb ascc asch ascr asha ashs asra asrc asrs assa assc assh assr asss baaa baah baar baas baba babb babr babs bac- baca bacc bach bacs baha bahr bahs bar- bara barb barc barh barr bars basa basc bash bass bbas bbbb bbbs bbch bbhs bbrc bcaa bcar bcas bcbc bcbs bcca bccc bccs bchs bcra bcrs bcsa bcsc bcss bhar bhca bhcc bhhs bhra brab brac brah bras brca brcb brhs brrr brrs brsb brsr bsaa bsac bsas bscs bshs bsra bssc caaa caab caac caah caas caba cabs cac- caca cacc cach cacr caha cahs cara carb carc carr cars casa casb casc cash casr cass cbac cbar cbbc cbbs cbca cbcc cbcr cbcs cbha cbhs cbrh cbsa cbsc ccaa ccab ccac ccar ccas ccba ccbc ccca cccb cccc cccs ccha cchr cchs ccra ccrc ccrs ccsa ccss chaa chab chac chah char chas chca chch chcs chha chhs chra chrb chrc chrr chrs chsc chsh chsr crab crac crar cras crbc crca crcc crcr crhs crsa crss csaa csab csac csar csas cscb cscc csch cscr cscs cshs csra csrc csrs cssa cssr haab haar haas haba habs hacs haha hahs hara harc harh harr hars hasa hasc hash hass hbar hbbs hbhs hbrs hbss hcbc hcbs hcca hccb hccc hcch hccs hchs hcsa hcsc hcss hhaa hhhh hhhs hrac hras hrhs hrrc hsac hsas hsbc hscc hshs raab raas raba rabb rabs rac- raca racc rach racs raha rahr rahs rara rarb rars rasa rasc rash rass rbbb rbbr rbbs rbhs rbss rcac rcas rcbc rccb rccc rccs rchb rchs rcsa rcsc rcss rhhs rrah rras rrhs rrrr rsaa rscc rsch rscs rshs rssa sa-c saab saac saah saar saas saba sabb sabc sabr sabs saca sacc sacr sacs saha sahr sahs sara sarc sarh sarr sars sasa sasc sash sass sbaa sbac sbar sbas sbbs sbca sbcc sbcs sbhc sbhs sbsa scaa scab scac scar scas scba sccc sccs sch- scha schh schr schs scr- scra scrc scrs scsa scsc scsh scsr shab shac shah shar shas shbs shca shcc shha shhh shhs shrs shsc sras srbc srcc srch srhs ssaa ssab ssac ssas ssbr ssca sscc sscs sshs ssra ssrc ssrs sssa sssb sssc sssh ssss

-aaa- aaaah aaaas aaarc aaasa aaass aabaa aabba aabra aacbc aachs aacsa aacsb aacss aahaa aarah aarch aasha aasra abaab ababa ababs abaca abacs abara abasa abash abass abbac abbar abbas abbrs abcas abccc abhar abrac abrar abras absar acaca acacb acar- acara acars acass accas acchs accra achab achar acrab acrhs ahabs ahahs ahash ahhaa ahhha ahrab ahrar ar-ab ara-c arab- araba arabs araca arach arahs arara arars arash arass arbab arbar arbas arcas arch- archa archb archs arhar arrah arras arrha arsac arsha asaba asabc asach asara asarh asasa asbah asbca ascar asch- ascha ashab ashar ashas ashra asrar assab assac assas assh- b-cas baars babar babas babbs babra bacab bacar bacas bacca bacha bachs bahar bahra bahrs baraa barab barac barar baras barba barbs barca barcs barha barra barrs barsa barss basab basar basca basch basha basra bassa bbsrc bhara braas braca bracc brach bracs brahs brasa brasc brash brass brrar brrrr bsaba c-a-c ca-ca caaba cabas cabra cacas cacha cahar cahch caraa carab carac caras carb- carbs carra carrs casar casas casca casha cashb cbars ccass ccccc chaab chaac chaah chaar chaas chaba chaca chach char- chara charb charr chars chash chass chhab chhar craba crabb crabs crars crash crass csaba csars cssra h-bar ha-ha haars haasa haass habab habas habba habra hacha hahas hahha harab harac harar haras harch harra harrs harsh has-a hasac hasar hassa hbars hcars hhhhh hrach hsbra ra-ra raaba raasa raash rabab rabac rabah rabas rabba rabha racah racch racha racsa rahab rasac rasah rasar rasas rasca rasch rasra rassa rassh rccar rharb rsbac s-sch sa-ha sa-ra saaba saabs saara saasa sabac sabah sabar sabas sabca sabha sabra sabsa sacar sacas