a-a a-b a-c a-t aaa aab aac aao aar aat aay ab- aba abb abc abo abr abt aby ac- aca acb acc aco acr act acy aoa aob aoc aoo aor aot ar- ara arb arc aro arr art ary at- ata atb atc ato atr att ay- aya ayc ayo ayr ayt baa bab bac bao bar bat bay bba bbb bbc bbo bbr bbt bby bca bcb bcc bco bcr bct bcy boa bob boc boo bor bot boy bra brb bro brr brt bry bta btb btc bto btr btt bty by- bya byc byo byr byt c-- caa cab cac cao car cat cay cba cbb cbc cbo cbr cbt cby cca ccb ccc cco ccr cct co- coa cob coc coo cor cot coy cra crb crc cro crr crt cry cta ctb ctc cto ctr ctt cty cya cyb cyc cyo cyr cyt oaa oab oac oao oar oat ob- oba obb obc obo obr obt oby oc- oca ocb occ oco ocr oct oo- ooa oob ooc ooo oor oot or- ora orb orc oro orr ort ory ot- ota otb otc oto otr ott oya oyo ra- raa rab rac rao rar rat ray rba rbb rbc rbo rbr rbt rca rcb rcc rco rcr rct roa rob roc roo ror rot roy rra rrb rrc rrr rrt rta rtb rtc rto rtr rtt rty ry- rya ryc ryo ryr ryy taa tab tac tao tar tat tay tba tbb tbc tbo tbr tbt tca tcb tcc tco tcr tct to- toa tob toc too tor tot toy tra trb trc tro trr trt try tta ttb ttc tto ttr ttt tty tya tyc tyo tyr tyt yaa yab yac yao yar yat yay ybc ybr yby yca ycc yco ycy yob yoc yoo yor yot yoy yra yrc yro yrt yta ytc yto ytr ytt yyb yyc yyt yyy

a-ya a-yo aaaa aaab aaac aaar aaba aabb aabc aabt aaby aaca aacb aacc aaco aacr aact aacy aaoo aara aarc aaro aart aata aatc aatt abaa abab abac abar abat abay abb- abba abbb abbo abbr abbt abby abca abcb abcc abcr abct aboa abob aboo abor abot aboy abra abrc abro abry abta abyc abyt abyy ac-t acaa acab acac acar acat acba acca accc acco acct accy acoa acor acot acoy acr- acra acrc acro acrr acry acta actc acto actt aoba aoca aora aorb aort aotc arab arac arar arat aray arba arby arc- arca arco arct aroa arob aroo aror arr- arra arrc arro arrr arrt arry arta artc arto artr arty ary- arya at-t ataa atab atac atar atat atay atca atcc atco atcr atob atoc ator atot atoy atra atrc atro atry atta atto attr atty atya ay-o ayao ayar ayat ayay ayca ayoo ayot ayra ayry ayta ayto ayya baaa baar baat baba babb babo babr baby bac- baca bacc baco bact bar- bara barb barc baro barr bart bary bata batc bato batt baty baya bayo bayt bbay bbbb bboy bbrc bbyo bcaa bcar bcat bcbc bcca bccc bcor bcra bctc boab boac boar boat boba bobb bobo boby boca boco boob booc boor boot bor- bora boro borr bort bory bota botb boto bott boty boya boyo brab brac brao brat bray brca brcb broa brob broc broo bror brot brrr brtc bry- brya bryo btaa btcc btob btor btrc btrt btry bttb byar byoa byob byoc byrt c-bo caaa caab caac caat caba cabo caby cac- caca cacc caco cacr caor cara carb carc caro carr cart cary cat- cata catb catc cato catt caty cayo cayr cbac cbar cbat cbbc cbca cbcc cbcr cbct cbot cbrt cbry cbta cbtc cbyt ccaa ccab ccac ccar ccat ccba ccbc ccca cccb cccc ccob ccoc ccra ccrc ccrt cctb cctc cctt coat coba cobb cobo coby coca coco coct coob coot cor- cora corb corc coro corr cort cory cota cotb cotc coto cott coty coya coyo coyr coyt crab crac crar crat cray crbc crca crcc crcr crob croc croo cror crot croy crrt crtc cry- crya cryb cryo ctab ctba ctca ctor ctot ctrc ctta cya- cyaa cyar cyba cybb cybc cybo cyc- cyca cycb cycc cyoa cyra cyrt cyt- cyta cytb cyto cyy- cyyc oara oary oaty obay obba obbo obby obor obot oboy obra obro ocab ocac ocat ocbc occa occc occt ocra ocro ocrr oct- octa octo octy ooaa ooba ooby oocr oooo oora oort oory ootb ooty orab orac orao orar orat oray orba orbb orbo orby orca orco oro- oror orot oroy orra orro orry orta ortc orto orya otac otar otay oto- otoo otor otoy otra otro otry otta otto otyr raab raat raba rabb rabo raby rac- raca racc raco ract racy raob raoc rara rarb raro rary rata rato ratt raty raya rayr rayt rbbb rbbr rcac rcbc rcbo rccb rccc rctc rcyc roab roar roat rob- roba robb robo robt roby roca rocc roco roob roor root rora rorc roro rort rory rota rotc roto rotr rott roty roya royt rrat rrrr rtca rtcc ryat ryba ryob ryot rytt ryyt taa- taar taat taba tabb tabc tabo taby taca tacc taco tact tacy taoa taor tara tarb tarc taro tarr tart tary tata tatb tato tatr tatt taty taya tayo tayt tayy tbar tbca tbcb tbcc tbrb tbta tcby tcca tccc tctc to-y toab toat toay toba tobo tobt toby toca toco tooa toor toot tora torc toro torr tort tory tota totc toto totr tott toty toya toyb toyo toyt traa trab trac trao trat tray trca trcc troa troc troo trot troy trra trtc trtr try- trya tryb tryo ttab ttbb ttoy tttt tyar tybo tyco tyr- tyra tyro tyrr tyta tyto tytt tyty yaar yaba yabo yacc yaco yacy yara yarb yaro yarr yart yary yata yaya yayo ybor ybry ycab ycao ycat yccc yctc yoar yoba yobo yoot yoro yort yory yota yott yoyo ytay yyyy

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