a-a a-b a-c aaa aab aac aag aak aar ab- aba abb abc abg abk abr ac- aca acb acc acg ack acr ag- aga agb agc agg agk agr aka akb akc akg akk akr ar- ara arb arc arg ark arr baa bab bac bag bak bar bba bbb bbc bbg bbk bbr bca bcb bcc bcg bck bcr bga bgb bgc bgg bgk bgr bka bkb bkc bkg bkk bkr bra brb brg brk brr c-- caa cab cac cag cak car cba cbb cbc cbg cbk cbr cca ccb ccc ccg cck ccr cga cgb cgc cgg cgr cka ckb ckc cra crb crc crg crk crr gaa gab gac gag gak gar gba gbc gbg gbk gbr gca gcb gcc gcg gck gcr gga ggb ggc ggg ggr gka gkb gra grb grc grg grk grr ka- kaa kab kac kag kak kar kba kbb kbc kbk kbr kca kcb kcc kcg kck kcr kga kgb kgc kkb kkc kkk kkr kra krc krg krk krr ra- raa rab rac rag rak rar rba rbb rbc rbg rbk rbr rca rcb rcc rcg rcr rga rgb rgc rgg rgk rgr rkb rkc rkg rkk rra rrb rrc rrg rrk rrr

a-ak aaaa aaab aaac aaar aaba aabb aabc aaca aacb aacc aack aacr aaka aara aarc abaa abab abac abag abak abar abb- abba abbb abbr abca abcb abcc abcr abra abrc acaa acab acac acag acar acba acca accc acga acgr acr- acra acrc acrr agac agag agar agba agca agcc agga agra akaa akar akca akka akr- akra arab arac arag arak arar arba arc- arca arga argb arka arr- arra arrc arrg arrk arrr baaa baak baar baba babb babr bac- baca bacc back baga bagg bak- baka bakr bar- bara barb barc barg bark barr bbbb bbga bbrc bbrg bcaa bcar bcbc bcbg bcca bccc bcra bgca brab brac brag brak brca brcb brka brkb brrr caaa caab caac caba cabg cac- caca cacc cack cacr caga cagg cagr caka cara carb carc cark carr cbac cbar cbbc cbca cbcc cbcr cbga cbgb cbka cbkg cbkr ccaa ccab ccac ccag ccar ccba ccbc ccca cccb cccc ccga ccgc ccra ccrc ccrg cgac cgcc cgcg ckac ckbc ckck ckga ckrc crab crac crag crar crbc crca crcc crcr crkc gaar gaba gabb gabr gack gaga gagg gara garb garg garr gbag gc-c gcaa gcbc gccc gcrg gggg grab grac grbr grcc grrr kaaa kaab kaag kaak kaar kaba kabb kabc kabg kabr kacb kacc kag- kaga kagb kagc kagg kagr kaka kakc kakk kara karb karg kark karr kbaa kbab kbac kbak kbar kbba kbbb kbbc kbbg kbbk kbbr kbca kbcb kbck kbcr kbga kbgb kbgg kbgr kbkb kbkg kbkk kbkr kbra kbrb kbrc kbrg kbrk kcaa kcab kcac kcar kcba kcbc kcbk kcbr kcca kccb kccc kcck kccr kcgc kcgr kckc kckk kckr kcrc kcrg kcrr kgab kgac kgak kgba kgbb kgbc kgbr kgcb kgcc kgcr kgga kggg kggr kgra kgrb kgrc kgrg kgrk kgrr kkaa kkac kkag kkar kkba kkbb kkbg kkbr kkcb kkck kkcr kkgb kkgr kkkk kkrb kkrc kkrk kkrr krab krac krag krak krar krba krbb krbg krbk krbr krca krcb krcc krcg krka krkc krkk krkr krrb krrc krrg krrk krrr raab raag raak raba rabb rabk rac- raca racc rack raga ragg raka rakk rara rarb rark rbbb rbbr rcac rcbc rccb rccc rcga rcgc rcrg rgba rrrr

-aaa- aaarc aaarg aabaa aabba aabga aabra aacbc abaab ababa abaca aback abaga abaka abara abbac abbar abccc abgar abkar abrac abrak abrar acaca acacb acack acar- acara acccg accra acrab agara aggag aggar akaba akbar akkra akrak akrar ar-ab ara-c arab- araba araca arack arara arbab arbar arkar arrak b-r-k babak babar babka babra bacab bacar bacca back- backa bagac bagag bagar bagga bagra bakar bakka bakra bakrc baraa barab barac barag barak barar barba barca barga bark- barka barra braak braca bracc brack braga bragb bragg brrar brrrr c-a-c ca-ca caaba cabra cacak cakra caraa carab carac carag carak carb- carck carga cark- carra ccccc craba crabb crack cragg ga-ga gaara gabar gabba gabra gabrc gabrk gacka gagar gagra garab garac garag garak garba garga garka garra gbara ggaba graca gragg grcac grcak grgar grrrr k-car k-rab kaaba kaaga kabaa kabab kabak kabar kabba kacar kagaa kagra kakar kakka kakra karag karak karga karka kraak kraar krack kragg kraka ra-ra raaba raack rabab rabac rabak rabba racak racka ragga rakaa rakab rarbg rccar rraga rragb rragc

aaaaba abacab abagar abarca abarka abraka accara ackack ackbar acrack acraga ag-gag agarak akarca akbaba akkaba akraba akraka aracar arbra argaka arraba arrack arraga baabaa baabar babarc babbar bacaba baccar baggar bakaga bakara bakkar baraca barack baraga baraka barara barbar barbra barcar barrag barrak bbbbbb brabag bracak bracca bragar caback cabar cabara cabarr cagaca cakcak caraca carack caraga carara carbak carcar cracca crack- cracka gabara gabgab gagaga garca gargar garkab grabar gracac gracca ka-bar kaback kabaka kabara kagaba kagara kakara kakkak kakkar karaba karaca karaga karaka karara karcag karkaa karkar karrab karrar kragga rababa racaka ragbag rakaca raraka

ack-ack agarkar arakaka baabarr babacar bac-cab bacara bacarra baccara backarc backbar backrag bagabag baggara bakarac barabra barakar bararag barback barbara barrack bbbbbbb braggar cabback caracca carraca carrack carrara cra-cra gabback gargara grabbag grabbar kabarak kacabac karkaar kra-kra krakaca rag-bag ragarra

ababakar agaragar arc-back backrack bar-abba bar-back barabara bbbbbbbb caracara cararara gakarara garbgrab grab-bag grabacab grabarak karaagac karakara rack-bar

abakabaka agar-agar baabaabaa backakra backarack crackback

crack-rack gagagagaga rackaracka

aaaaaaaaaaaaaaa bbbbbbbbbbbbbbb ccccccccccccccc grrrrrrrrrrrrrr