a-a a-b a-t aaa aab aaf aar aas aat ab- aba abb abf abr abs abt af- afa afb aff afr afs aft ar- ara arb arf arr ars art as- asa asb asf asr ass ast at- ata atb atf atr ats att baa bab baf bar bas bat bba bbb bbf bbr bbs bbt bfa bfb bff bfr bfs bft bra brb brf brr brs brt bsa bsb bsf bsr bss bst bta btb btf btr bts btt faa fab faf far fas fat fba fbb fbf fbr fbs fbt ffa fff ffr ffs fft fra frb frf frr frs frt fsa fsb fsf fsr fss fst fta ftb ftf ftr fts ftt ra- raa rab raf rar ras rat rba rbb rbf rbr rbs rbt rfa rfb rff rfr rfs rft rra rrb rrf rrr rrs rrt rsa rsb rsf rsr rss rst rta rtb rtf rtr rts rtt saa sab saf sar sas sat sba sbb sbf sbr sbs sbt sfa sfb sff sfr sfs sft sr- sra srb srf srr srs srt ss- ssa ssb ssf ssr sss sst sta stb stf str sts stt taa tab taf tar tas tat tba tbb tbf tbr tbs tbt tfa tfb tff tfr tfs tft tra trb trf trr trs trt tsa tsb tsf tsr tss tst tta ttb ttf ttr tts ttt

aaaa aaab aaaf aaar aaas aaba aabb aabt aafa aafb aaff aara aars aart aasa aasf aass aast aata aatf aatt abaa abab abaf abar abas abat abb- abba abbb abbr abbs abbt abff abra abrs abs- absa absf abss abta abts afaa afar afat afbs affa affs afft afr- afra afrs afsa afsb afst afta afts arab araf arar aras arat arba arbs arfa arfb arff arfs arft arr- arra arrr arrs arrt ars- arsa arst arta artr arts asaa asab asaf asar asas asat asba asfa asra asrs assa assr asss asst asta astb astr asts at-t ataa atab atar atas atat atbs atfb atfs atra atsb atst atta attr atts baaa baaf baar baas baat baba babb babr babs baff baft bar- bara barb barf barr bars bart basa basf bass bast bata batf bats batt bbas bbbb bbbs bfas bffs bfsr bfta bfts bftt brab braf bras brat brrr brrs brsb brsr brst bsaa bsas bsat bsfa bsff bsfs bsra bsts btaa btaf btrt btss bttb faaa faas faba fabs fafa faff fara farb farr fars fart fasa fass fast fata fatf fats fatt fbar fbrs ffar ffff ffrr ffsa ffss fftf frab fras frat frsb frst frta fsas fsra fssa fssf fsta ftrs ftsa ftsr raab raaf raas raat raba rabb rabs rafa raff raft rara rarb rarf rars rasa rass rast rata ratf rats ratt rbaf rbbb rbbr rbbs rbss rbst rras rrat rrrr rsaa rsaf rssa rsts rtas rtbf rtfb rtss rtts saab saaf saar saas saat saba sabb sabr sabs safa safb saff safr saft sara sarf sarr sars sart sasa sasf sass sast sata satb satr sats satt sbaa sbar sbas sbbs sbsa sbst sfar sfas sfba sfra sfss sfts sraf sras srta srtr ssaa ssab ssas ssat ssbr ssra ssrs sssa sssb sssf ssss ssta sstb ssts stab star stas stat stbs stra strs stsf stss sttr taa- taaf taar taas taat taba tabb tabs tafa taff taft tara tarb tarf tarr tars tart tasa tasb tasr tass tast tata tatb tatr tats tatt tbaf tbar tbas tbbs tbrb tbst tbta tfrs tfss traa trab traf tras trat trfr trra trst trtr tsaa tsar tsat tssa tssf tssr tsst tsts ttab ttbb ttfa ttff ttss tttt

-aaa- aaaas aaasa aaass aaata aabaa aabba aabfs aabra aafat aarts aasra aatsr abaab ababa ababs abaft abara abasa abass abbar abbas abbat abbrs abfab abffs abrar abras absar abstr abtaa abtaf abtar afara afars afast afsar aftab aftar aftra ar-ab araat arab- araba arabs araft arara arars arass arata arbab arbar arbas arbat arras arsat artar artas artat asaba asafa asara asasa asats asfar asfat asrar assab assaf assas assat assts astab astaf astar astas astat astr- astra atara atars atats atbar atbat atrab atraf atras atrst attar attas attra baars baart baata babar babas babbs babra bafat baffa baffs bafra bafta bafts baraa barab barar baras barat barba barbs barff barfs barra barrs barsa barss barst barta barts basab basar basra bassa basta basts batab batar batas batat batra batsa batta batts bbart bfast braas braat braff brasa brass brast brats bratt brrar brrrr bsaba bstar bstfa btr-t btrfs fabas fabra faffs fafsa farab faras farbs farfa farrs farsa farsb farta farts fasta fastb fasts fastt fatar fatas fatra fatsa ffatt fraba frabs frass frata frats fstab fstar fstat ftrtt ra-ra raaba raaff raasa rabab rabas rabat rabba rabta rafar rafat raffa raffs rafft rafta rafts raraf rarfs rasar rasas rasat rasfa rasra rassa rasta ratas ratba ratra ratta rffsa rrsta rsssf sa-ra saaba saabs saaff saara saarf saasa sabar sabas sabat sabra sabsa saf-t safar safat saffa safra safta saraa sarab saraf saras sarat sarra sarsa sarta sarts sassa sat-b sataf satat satra satta sbata sfaar sfrta srb-a srtas ssafa ssats sssrb sssss sstar staab staar staat stabs staff stara starb starf starr stars start stat- stata stats strat strba strrs t-ara t-bar ta-ra ta-ta taart taast tabaf tabar tabas tabat tabra tafas taffs tafts taraf tarar taras tarat tarfa tarra tars- tarsa tarta tarts tartt tasar tasra tassa tasta tataa tataf tatar tatas tatra tatta tatts tbars tbtbt traas traba trass trast trata tratt trsat tsaft tsars tsata ttttt

aaaaba aaraas ababsa abarat abarta abasar abassa abatar abbasa abbass afassa aftaab araafa arabas arafat araras ararat aratta arbra arfara arfarf arraba arrats arsta asabat asarta asfast assaat assara assart astaat astara astars astart astata astras at-bat ataaba atarba atarra atbara atbats atrata atsara attars b-fast baabaa baabar baatar babars babbar bafata baftas baraat barara barast barata barats barbar barbas barbat barbra barras barrat barsar bartab bartas bartra basara basfar bassar bassra bastar bastra batara