a-ak a-ya aaaa aaab aaac aaar aaba aabb aabc aaby aaca aacb aacc aack aacr aacy aaka aara aarc abaa abab abac abag abak abar abay abb- abba abbb abbr abby abca abcb abcc abcr abra abrc abry abyc abyy acaa acab acac acag acar acba acca accc accy acga acgr acr- acra acrc acrr acry agac agag agar agay agba agca agcc agcy agga aggy agra agya akaa akar akay akca akka akr- akra akyr arab arac arag arak arar aray arba arby arc- arca arga argb argy arka arky arr- arra arrc arrg arrk arrr arry ary- arya aryk ayar ayay ayca ayra ayrk ayry ayya baaa baak baar baba babb babr baby bac- baca bacc back baga bagg bagy bak- baka bakr bar- bara barb barc barg bark barr bary baya bayg bbay bbbb bbga bbrc bbrg bcaa bcar bcbc bcbg bcca bccc bcra bgca bkcy bkry brab brac brag brak bray brca brcb brka brkb brrr bry- brya bryk byar byck bygg byrk caaa caab caac caba cabg caby cac- caca cacc cack cacr caga cagg cagr cagy caka caky cara carb carc cark carr cary cayr cbac cbar cbbc cbca cbcc cbcr cbga cbgb cbka cbkg cbkr cbry ccaa ccab ccac ccag ccar ccba ccbc ccca cccb cccc ccga ccgc ccra ccrc ccrg cgac cgcc cgcg ckac ckbc ckck ckcy ckga ckrc ckry crab crac crag crar cray crbc crca crcc crcr crkc cry- crya cryb cya- cyaa cyar cyba cybb cybc cyc- cyca cycb cycc cygb cyra cyrk cyy- cyyc gaar gaba gabb gabr gaby gack gacy gaga gagg gara garb garg garr gary gaya gbag gc-c gcaa gcbc gccc gcrg gggg grab grac gray grbr grcc grrr gry- gyr- gyra kaaa kaab kaag kaak kaar kaay kaba kabb kabc kabg kabr kaby kacb kacc kacy kag- kaga kagb kagc kagg kagr kagy kaka kakc kakk kara karb karg kark karr kary kaya kbaa kbab kbac kbak kbar kbay kbba kbbb kbbc kbbg kbbk kbbr kbca kbcb kbck kbcr kbcy kbga kbgb kbgg kbgr kbgy kbkb kbkg kbkk kbkr kbky kbra kbrb kbrc kbrg kbrk kbry kbya kbyb kbyg kbyr kcaa kcab kcac kcar kcba kcbc kcbk kcbr kcca kccb kccc kcck kccr kccy kcgc kcgr kcgy kckc kckk kckr kcky kcrc kcrg kcrr kcry kcya kcyk kcyy kgab kgac kgak kgba kgbb kgbc kgbr kgby kgcb kgcc kgcr kgga kggg kggr kgra kgrb kgrc kgrg kgrk kgrr kkaa kkac kkag kkar kkay kkba kkbb kkbg kkbr kkcb kkck kkcr kkcy kkgb kkgr kkkk kkrb kkrc kkrk kkrr kkya kkyc kkyy krab krac krag krak krar kray krba krbb krbg krbk krbr krca krcb krcc krcg krgy krka krkc krkk krkr krky krrb krrc krrg krrk krrr krry kryk kryy kyaa kyak kyar kyay kyba kybb kybc kybg kybr kyby kyca kycc kyck kycr kyga kygr kyka kykc kykk kykr kyky kyra kyrc kyrk kyya kyyk kyyy raab raag raak raba rabb rabk raby rac- raca racc rack racy raga ragg raka rakk rara rarb rark rary raya rayk rayr rbbb rbbr rcac rcbc rccb rccc rcga rcgc rcrg rcyc rgba rrrr ryba ryck yaak yaar yaba yacc yack yacy yaga yaka yara yarb yark yarr yary yaya ybry ycab yccc yyyy