a-a a-b aaa aab aaf aak aao aar ab- aba abb abf abk abo abr af- afa afb aff afk afo afr aka akb akk ako akr aoa aob aof aok aoo aor ar- ara arb arf ark aro arr baa bab baf bak bao bar bba bbb bbf bbk bbo bbr bfa bfb bff bfo bfr bka bkb bkf bkk bko bkr boa bob bof bok boo bor bra brb brf brk bro brr faa fab faf fak fao far fba fbb fbf fbk fbo fbr ffa fff ffk ffo ffr fka fkb fkf fkk foa fob fof fok foo for fra frb frf frk fro frr ka- kaa kab kaf kak kao kar kba kbb kbf kbk kbo kbr kfa kff kfo kkb kkk kkr koa kob kof kok koo kor kra krf krk kro krr oaa oab oaf oak oao oar ob- oba obb obf obk obo obr of- ofa ofb off ofo ofr oka okb okk oko okr oo- ooa oob oof ook ooo oor or- ora orb orf ork oro orr ra- raa rab raf rak rao rar rba rbb rbf rbk rbo rbr rfa rfb rff rfk rfo rfr rkb rkf rkk rko roa rob rof rok roo ror rra rrb rrf rrk rrr

a-ak a-ok aaaa aaab aaaf aaar aaba aabb aafa aafb aaff aaka aaoo aara aaro abaa abab abaf abak abar abb- abba abbb abbo abbr abff aboa abob abof abok aboo abor abra abro afaa afak afao afar affa affo afka afkr afoa afoo afor afr- afra afro akaa akao akar akka akko akok akr- akra aoba aora aorb arab araf arak arar arba arfa arfb arff arka arko aroa arob aroo aror arr- arra arrk arro arrr baaa baaf baak baar baba babb babo babr baff bafo bak- baka bako bakr bar- bara barb barf bark baro barr bbbb boab boak boar boba bobb bobo bofa boff boka boko boob boof book boor bor- bora borf bork boro borr brab braf brak brao brka brkb broa brob brok broo bror brrr f--k faaa faba fabo fafa faff fafo fako fara farb fark faro farr fbar ffar ffff ffrr fkab foaf foak foar foba fofo foof fook for- fora forb fork foro forr frab frak frob kaaa kaab kaaf kaak kaar kaba kabb kabf kabo kabr kafa kaff kafr kaka kakk kako kaoa kaok kaor kara karb karf kark karo karr kbaa kbab kbak kbar kbba kbbb kbbf kbbk kbbo kbbr kbfb kbff kbfk kbfo kbfr kbkb kbkf kbkk kbko kbkr kboa kbob kbok kboo kbra kbrb kbrf kbrk kbro kfab kfar kfbk kffa kffb kfff kffk kfka kfkb kfok kfoo kfor kfra kfro kfrr kkaa kkar kkba kkbb kkbo kkbr kkfr kkkk kkoa kkob kkoo kkor kkrb kkrf kkrk kkro kkrr koab koak koar koba kobb kobk kobo kobr kofa koff kofk kofo koka kokb kokf kokk koko kokr koob kook kooo koor kora korb korf kork koro korr krab krak krar krba krbb krbk krbr krff krfo krka krkk krko krkr kroa krob krof krok kroo kror krrb krrf krrk krro krrr oafo oara obak obba obbo obkb obok obor obra obro off- offa offo offr ofor ofra okak okka okko okok okor okra okro ooaa ooak ooba ooff oooo oora orab orak orao orar orba orbb orbo orff orka orko oro- orof orok oror orra orro raab raaf raak raba rabb rabk rabo rafa raff raka rakk raob raok rara rarb rarf rark raro rbaf rbbb rbbr rkkf roab roaf roak roar rob- roba robb robo roff rofo roka rokk roko rokr roob roof rook roor rora rork roro rrrr

-aaa- aabaa aabba aabra aakko abaab ababa abaka abako abara abbar abfab abkar abkoo aboab abobo abook abora abrak abrar afara affor afork afro- afrob akaba akabo akaoa akbar akkra akobo akoka akoko akrak akrar akro- ar-ab arab- araba arabo arafo arara arbab arbar arbok arbor arkar arkof aroab aroar aroba aroof aroor arora arrak b-r-k babak babar babka baboo babra baffa bafra bakar bakka bakoa bakra baoro baraa barab barak barao barar barba barff bark- barka baro- baroa barof barok baroo baror barra barro bbook bo-bo boaro bobak bobar bobko bobok bobr boffa boffo bokaa bokko bokok bokor booba booko boora borak borba borbo borka borko boro- boroa borok boroo borra borro braak braff brako broak brobo brook brora brrar brrrr fabbo faboo fabor fabra fabro faora farab farak farao farbo farfa farob faroo farro fobar fofao for-a forra forro fraba frakk k-a-o k-rab k-rob kaaba kabaa kabab kabak kabar kabba kabob kabro kafak kafar kaffa kafka kafra kakao kakar kakka kakko kako- kakra kaooa karak karka karob karok karoo ko-ko koara kobar kobra kokab kokak kokka kokko kokor kokra kooba kooka korab korak korba korbo korff koroa koror korra korro kraak kraar kraka o-r-b oaror obaba obara obora oboro obrab obrok ofafa offof ofora okaka okara okobo okoro ooooo oraba orara orfar orfor orobo ra-ra raaba raaff raaor rabab rabak rabba rabor rafar raffa rakaa rakab raraf ro-ro roark robab robak robar robbo robo- robor roffa rofor rokkk rooba rorra

aaaaba aabroo abarka abaroa abobra abrafo abraka abrook aka-bo akakor akaroa akbaba akkaba akraba akraka araafa arabo- ararao arbra arfara arfarf arraba arroba baabaa baabar baaror babbar bafaro bakara bakkar baobab bar-or baraka barara barbar barbra barbro barfak barfok baroko barrak bbbbbb boabab bobara bobbar bobrok bokaro bokoro booboo bookof boorka borbor boroko bororo brokkr fabao fabara fabbro fakara fakfak faraar farako farara farfar farofa faroff farook farrar foboff foobar foofoo forbar forbra forfar frafra frbroo ka-bar kabaka kabara kabook kaffka kafraa kakara kakkak kakkar karaba karabo karaka karako karara karkaa karkar karkor karoor karora karoro karrab karrar karrbo karroo koakoa kobako koboko koffka kokako kokar kokora kokoro kookoo koorka koraro korkor korora kororo korr-a krakoa obarok oborka okafor okbara ookroo oooooo orbaff orbara rababa rabfak rabkor raraka rokkor

afobaka arakaka araroba arrorro baabarr babakro bakaffa baraboo barabra barakar barbara barbaro barbora barkaro bbbbbbb bobbarr bobrka bok-bok boo-boo boobook boorara brokoff fakaofo far-off farakka farfara