a-a a-b aaa aab aak aar aas ab- aba abb abk abr abs aka akb akk akr aks ar- ara arb ark arr ars as- asa asb ask asr ass baa bab bak bar bas bba bbb bbk bbr bbs bka bkb bkk bkr bks bra brb brk brr brs bsa bsb bsk bsr bss ka- kaa kab kak kar kas kba kbb kbk kbr kbs kkb kkk kkr kks kra krk krr krs ksa ksb ksk ksr kss ra- raa rab rak rar ras rba rbb rbk rbr rbs rkb rkk rks rra rrb rrk rrr rrs rsa rsb rsk rsr rss saa sab sak sar sas sba sbb sbk sbr sbs sk- ska skb skk skr sks sr- sra srb srk srr srs ss- ssa ssb ssk ssr sss

a-ak aaaa aaab aaar aaas aaba aabb aaka aara aars aasa aass abaa abab abak abar abas abb- abba abbb abbr abbs abra abrs abs- absa abss akaa akar akas akka akr- akra aksa arab arak arar aras arba arbs arka arks arr- arra arrk arrr arrs ars- arsa arsk asaa asab asak asar asas asba aska askr asks asra asrs assa assk assr asss baaa baak baar baas baba babb babr babs bak- baka bakr baks bar- bara barb bark barr bars basa bask bass bbas bbbb bbbs brab brak bras brka brkb brrr brrs brsb brsr bsaa bsas bsra kaaa kaab kaak kaar kaas kaba kabb kabr kaka kakk kaks kara karb kark karr kars kas- kasa kasb kask kasr kass kbaa kbab kbak kbar kbas kbba kbbb kbbk kbbr kbbs kbkb kbkk kbkr kbra kbrb kbrk kbsa kbsb kbsk kbsr kbss kkaa kkar kkba kkbb kkbr kkbs kkkk kkrb kkrk kkrr kkrs kksa kksr kkss krab krak krar kras krba krbb krbk krbr krka krkk krkr krks krrb krrk krrr krrs krsa krsk krsr krss ksab ksak ksar ksas ksba ksbr ksbs kska kskb kskk kskr ksks ksra ksrb ksrr ksrs kssa kssr ksss raab raak raas raba rabb rabk rabs raka rakk rara rarb rark rars rasa rask rass rbbb rbbr rbbs rbss rkss rras rrrr rsaa rssa saab saak saar saas saba sabb sabr sabs saka sakb sakk saks sara sark sarr sars sasa sask sass sbaa sbar sbas sbbs sbrk sbsa skab skar skra skss sras ssaa ssab ssas ssbr ssra ssrs sssa sssb ssss

-aaa- aaaas aaasa aaass aabaa aabba aabra aasra abaab ababa ababs abaka abara abasa abask abass abbar abbas abbrs abkar abrak abrar abras absar akaba akasa akbar akbas akkas akkra akrak akrar aksar ar-ab arab- araba arabs araks arara arars arass arbab arbar arbas arkar arkas arrak arras asaak asaba asaka asara asasa asbak askar askas asksa asrar assab assas b-r-k baars babak babar babas babbs babka babra babsk bakar bakka bakra baksa baraa barab barak barar baras barba barbs bark- barka barks barra barrs barsa barss basab basak basar baska basks basra bassa braak braas brasa brask brass brrar brrrr bsaba k-rab kaaba kaaks kabaa kabab kabak kabar kabas kabba kabsa kakar kakas kakka kakra karak karas karka karsa karsk kasab kasak kasba kaska kasra kassa kraak kraar kraka krars krass ksars ra-ra raaba raasa rabab rabak rabas rabba rakaa rakab rasak rasar rasas raska rasra rassa sa-ra saaba saabs saara saasa sabak sabar sabas sabra sabsa sakar sakka sakra saksa saraa sarab sarak saras sarka sarks sarra sarsa sasak saska sassa skaar skara srb-a sssrb sssss

aaaaba aaraas ababsa abakas abarka abasar abassa abbasa abbass abkars abraka akaska akassa akbaba akkaba akraba akraka aksara arabas araras arbra arraba assaka assara baabaa baabar babars babbar babkas bakara bakkar baksar baraka barara barbar barbas barbra barrak barras barsar basara bassar bassra bbbbbb brasar ka-bar kabaka kabara kabars kakara kakkak kakkar karaba karaka karara karass karkaa karkar karkas karrab karrar karras karsaa kasaba kasara kasasa kaskar kasrab kasras kassab kassar kraars krasar rababa rababs rabasa raksa raraka sabaka sabara sabbas sabras sakaba sakara saraba saraka sarara sarasa sarasb sarbak sarbas sarbsk sarkar sarrak sarras sarsar sarsas sassak skaara ssabsa ssbars

abarsas abbasak akasaka akras ar-rass arakaka arkasas baabarr barabas barabra barakar barbara barrass basarab basarak bbbbbbb kabakas kabarak karabas karakas karaska karkaar karsara kas-kas kaskara kra-kra rabaska sakkara sakraba sarabas sarba sarkars sarrara skarbka sssssss

ababakar assarara bar-abba barabara barabbas barbaras barrabas basaraba bass-bar bbbbbbbb karakara karaksar karkasar sakasaka sasarara sbarbara

abakabaka assabaska baabaabaa barsabbas brassbars sassarara

aaaaaaaaaaaaaaa bbbbbbbbbbbbbbb