a-a a-b a-t aaa aab aaf aao aar aat ab- aba abb abf abo abr abt af- afa afb aff afo afr aft aoa aob aof aoo aor aot ar- ara arb arf aro arr art at- ata atb atf ato atr att baa bab baf bao bar bat bba bbb bbf bbo bbr bbt bfa bfb bff bfo bfr bft boa bob bof boo bor bot bra brb brf bro brr brt bta btb btf bto btr btt faa fab faf fao far fat fba fbb fbf fbo fbr fbt ffa fff ffo ffr fft foa fob fof foo for fot fra frb frf fro frr frt fta ftb ftf fto ftr ftt oaa oab oaf oao oar oat ob- oba obb obf obo obr obt of- ofa ofb off ofo ofr oft oo- ooa oob oof ooo oor oot or- ora orb orf oro orr ort ot- ota otb otf oto otr ott ra- raa rab raf rao rar rat rba rbb rbf rbo rbr rbt rfa rfb rff rfo rfr rft roa rob rof roo ror rot rra rrb rrf rrr rrt rta rtb rtf rto rtr rtt taa tab taf tao tar tat tba tbb tbf tbo tbr tbt tfa tfb tff tfo tfr tft to- toa tob tof too tor tot tra trb trf tro trr trt tta ttb ttf tto ttr ttt

aaaa aaab aaaf aaar aaba aabb aabt aafa aafb aaff aaoo aara aaro aart aata aatf aatt abaa abab abaf abar abat abb- abba abbb abbo abbr abbt abff aboa abob abof aboo abor abot abra abro abta afaa afao afar afat affa affo afft afoa afoo afor afr- afra afro afta aoba aora aorb aort aotf arab araf arar arat arba arfa arfb arff arft aroa arob aroo aror arr- arra arro arrr arrt arta arto artr at-t ataa atab atar atat atfb atob atof ator atot atra atro atta atto attr baaa baaf baar baat baba babb babo babr baff bafo baft bar- bara barb barf baro barr bart bata batf bato batt bbbb bfta bftt boab boar boat boba bobb bobo bofa boff boob boof boor boot bor- bora borf boro borr bort bota botb boto bott brab braf brao brat broa brob broo bror brot brrr btaa btaf btob btor btrt bttb faaa faba fabo fafa faff fafo fara farb faro farr fart fata fatf fato fatt fbar ffar ffff ffrr fftf foaf foar foba fobt fofo foof foot for- fora forb foro forr fort fota foto fott frab frat frob frot frta oafo oara obba obbo obor obot obra obro off- offa offo offr ofor ofra ofta ooaa ooba ooff oooo oora oort ootb orab orao orar orat orba orbb orbo orff oro- orof oror orot orra orro orta orto otar oto- otof otoo otor otra otro otta otto raab raaf raat raba rabb rabo rafa raff raft raob rara rarb rarf raro rata ratf rato ratt rbaf rbbb rbbr roab roaf roar roat rob- roba robb robo robt roff rofo roob roof roor root rora roro rort rota roto rotr rott rrat rrrr rtbf rtfb taa- taaf taar taat taba tabb tabo tafa taff tafo taft taoa taor tara tarb tarf taro tarr tart tata tatb tato tatr tatt tbaf tbar tbrb tbta tfot toab toat toba tobo tobt tofa toff tofo toft tooa toof toor toot tora torf toro torr tort tota toto totr tott traa trab traf trao trat trfr troa troo trot trra trtr ttab ttbb ttfa ttff tttt

-aaa- aaata aabaa aabba aabra aafat abaab ababa abaft abara abbar abbat abbot abfab aboab aboat abobo aboot abora abort abott abrar abtaa abtaf abtao abtar afara affor afoot afro- afrob aftab aftar aftra aort- aorta ar-ab araat arab- araba arabo arafo araft arara arata arbab arbar arbat arbor arbot aroab aroar aroba aroof aroor aroot arora artar artat arto- artof artoo artot atara atbar atbat atoot atora atoto atrab atraf atro- atroa atrot attar atto- attra baart baata babar baboo babot babra bafat baffa bafra bafta baoro baraa barab barao barar barat barba barff baro- baroa barof baroo baror barot barra barro barta barto batab batar batat batob batoo bator batra batta batto bbart bo-bo boaro boart bobar bobr boffa boffo booat booba boora boort boota borat borba borbo boro- boroa boroo borot borra borro botar botro botta braat braff bratt brobo broft brora broto brrar brrrr btr-t fabbo faboo fabor fabra fabro faora farab farao farbo farfa farob faroo farro farta fatao fatar fatof fatra ffatt fobar fofao for-a forra forro forta forto fotta fraba frata froat froot ftrtt o-r-b oaror obaba obara obata obora oboro obrab obrat ofafa ofart offat offof offto ofora ofoto oofta ooooo oraba orara orato orbot orfar orfor orobo ortoo otara otoba ototo otrar ottar ra-ra raaba raaff raaor rabab rabat rabba rabor rabot rabta rafar rafat raffa rafft rafta raraf ratba ratot ratra ratta ratto rboat ro-ro robab robar robat robbo robo- robor robot robrt roffa rofor rooba rooft roota rorra rota- rotar roto- rotoa rotor rotot rotta rotto t-ara t-bar ta-ra ta-ta taabo taart tabaf tabar tabat tabo- tabof taboo tabor tabot tabra taraf tarar tarat tarfa tarob taroo tarot tarra tarro tarta tartt tataa tataf tatao tatar tatoo tator tatra tatta tatto tbtbt tobar tobat tobor tobot toffo tofor tofta toora torab torat torba toroa torob torro torta torto toto- totoo totra totta traba traor trata trato tratt troat trofa troff troft trota trott ttttt

aaaaba aabroo abarat abaroa abarta abatar abator abbott abobra aborto abrafo abrota aftaab aorto- araafa arabo- arafat ararao ararat arator aratta arbra arfara arfarf arraba arroba artfor at-bat ataaba atarba atarot atarra atbara atrata atrato atroot attoor baabaa baabar baaror baatar baator babbar bafaro bafata baobab bar-or baraat barara barata barato barbar barbat barbot barbra barbro baroot baroto barrat bartab bartra batara batata bbbbbb boabab bobara bobbar bobota booboo boorta borata borato borbor bororo borota botoro botota brotto fabao fabara fabbro faraar farara farfar farofa faroff farrar fatato fatoot