a-a a-b a-c aaa aab aac aag aar aas ab- aba abb abc abg abr abs ac- aca acb acc acg acr acs ag- aga agb agc agg agr ags ar- ara arb arc arg arr ars as- asa asb asc asg asr ass baa bab bac bag bar bas bba bbb bbc bbg bbr bbs bca bcb bcc bcg bcr bcs bga bgb bgc bgg bgr bgs bra brb brg brr brs bsa bsb bsc bsg bsr bss c-- caa cab cac cag car cas cba cbb cbc cbg cbr cbs cca ccb ccc ccg ccr ccs cga cgb cgc cgg cgr cgs cra crb crc crg crr crs csa csb csc csg csr css gaa gab gac gag gar gas gba gbc gbg gbr gbs gca gcb gcc gcg gcr gcs gga ggb ggc ggg ggr ggs gra grb grc grg grr grs gsa gsb gsc gsg gsr gss ra- raa rab rac rag rar ras rba rbb rbc rbg rbr rbs rca rcb rcc rcg rcr rcs rga rgb rgc rgg rgr rgs rra rrb rrc rrg rrr rrs rsa rsb rsc rsg rsr rss saa sab sac sag sar sas sba sbb sbc sbg sbr sbs sca scb scc scg scr scs sga sgb sgc sgg sgr sgs sr- sra srb src srg srr srs ss- ssa ssb ssc ssg ssr sss

aaaa aaab aaac aaar aaas aaba aabb aabc aaca aacb aacc aacr aacs aara aarc aars aasa aasc aass abaa abab abac abag abar abas abb- abba abbb abbr abbs abca abcb abcc abcr abcs abra abrc abrs abs- absa abss acaa acab acac acag acar acas acba acca accc accs acga acgr acgs acr- acra acrc acrr acrs acsa acsc acss agac agag agar agas agba agca agcc agga agra agsa agsg arab arac arag arar aras arba arbs arc- arca arcs arga argb args arr- arra arrc arrg arrr arrs ars- arsa arsc asaa asab asac asag asar asas asba asc- asca ascb ascc ascr asra asrc asrg asrs assa assc assr asss baaa baar baas baba babb babr babs bac- baca bacc bacs baga bagg bags bar- bara barb barc barg barr bars basa basc bass bbas bbbb bbbs bbga bbrc bbrg bcaa bcar bcas bcbc bcbg bcbs bcca bccc bccs bcgs bcra bcrs bcsa bcsc bcss bgca bggs brab brac brag bras brca brcb brrr brrs brsb brsr bsaa bsac bsas bscs bsgs bsra bssc caaa caab caac caas caba cabg cabs cac- caca cacc cacr caga cagg cagr cags cara carb carc carr cars casa casb casc casr cass cbac cbar cbbc cbbs cbca cbcc cbcr cbcs cbga cbgb cbsa cbsc ccaa ccab ccac ccag ccar ccas ccba ccbc ccca cccb cccc cccs ccga ccgc ccgs ccra ccrc ccrg ccrs ccsa ccsg ccss cgac cgas cgcc cgcg cggs cgsb cgss crab crac crag crar cras crbc crca crcc crcr crgs crsa crss csaa csab csac csar csas cscb cscc cscr cscs csra csrc csrs cssa cssr gaar gaas gaba gabb gabr gabs gaga gagg gags gara garb garg garr gars gasa gasb gasc gasr gass gbag gbas gbbs gc-c gcaa gcbc gccc gccs gcrg gcss gggg ggss grab grac gras grbr grcc grrr grrs grss gsab raab raag raas raba rabb rabs rac- raca racc racs raga ragg rags rara rarb rars rasa rasc rass rbbb rbbr rbbs rbss rcac rcas rcbc rccb rccc rccs rcga rcgc rcrg rcsa rcsc rcss rgba rras rrrr rsaa rscc rscs rsgb rsgc rssa sa-c saab saac saag saar saas saba sabb sabc sabr sabs saca sacc sacr sacs saga sagg sags sara sarc sarg sarr sars sasa sasc sass sbaa sbac sbar sbas sbbs sbca sbcc sbcs sbsa scaa scab scac scag scar scas scba sccc sccs scgs scr- scra scrc scrs scsa scsc scsr sgaa sgac sgca sgcb sgcg sggg sggs sgss sras srbc srcc srgb ssaa ssab ssac ssas ssbr ssca sscc sscs ssgs ssra ssrc ssrg ssrs sssa sssb sssc ssss

-aaa- aaaas aaarc aaarg aaasa aaass aabaa aabba aabga aabra aacbc aacsa aacsb aacss aasra abaab ababa ababs abaca abacs abaga abara abasa abass abbac abbar abbas abbrs abcas abccc abgar abrac abrar abras absar acaca acacb acar- acara acars acass accas acccg accra acrab agara agars aggag aggar agras ar-ab ara-c arab- araba arabs araca arara arars arass arbab arbar arbas arcas argas arras arsac asaba asabc asaga asara asasa asbca ascar asgar asrar assab assac assas b-cas baars babar babas babbs babra bacab bacar bacas bacca bagac bagag bagar bagas bagga baggs bagra baraa barab barac barag barar baras barba barbs barca barcs barga barra barrs barsa barss basab basar basca basra bassa bbsrc braas braca bracc bracs braga bragb bragg brags brasa brasc brass brrar brrrr bsaba c-a-c c-gas ca-ca caaba cabas cabra cacas caraa carab carac carag caras carb- carbs carga carra carrs casar casas casca cbars cbgbs ccass ccccc craba crabb crabs cragg crags crars crass csaba csars csbag csgas cssra ga-ga gaara gabar gabas gabba gabbs gabra gabrc gagar gagra garab garac garag garas garba garbs garga garra garrs garss gasag gbara ggaba grabs graca gragg grass grcac grgar grrrr ra-ra raaba raasa rabab rabac rabas rabba racsa ragas ragga raggs rarbg rasac rasar rasas rasca rasra rassa rccar rraga rragb rragc rsbac sa-ra saaba saabs saara saasa sabac sabar sabas sabca sabra sabsa sacar sacas sacc- sacca sacr- sacra sacsa sagaa sagar sagas sagra saraa sarab saras sarc- sarca sargs sarra sarsa sasca sassa scaar scabs scags scara scarb scarr scars sccbc scraa scrab scrag scrgb scsaa srb-a srbac ss-gb sscac sssrb sssss

aaaaba aaarcs aaraas ababsa abacab abacas abagar abarca abasar abassa abbasa abbass abscss acaras acasa accara acraga ag-gag agrass arabas aracar aracas araras arbra arccsc arraba arraga asagag asagas asarag assara baabaa baabar babarc babars babbar bacaba baccar baggar bagras baraca baracs baraga barara barbar barbas barbra barcar bargas barrag barras barsac barsar basara bassac bassar bassra bbbbbb brabag bracca bragar braggs brasar brasca brbcsc cabar cabara cabarr