a-a a-b a-c aaa aab aac aah aao aar aas aay ab- aba abb abc abh abo abr abs aby ac- aca acb acc ach aco acr acs acy aha ahb ahc ahh aho ahr ahs ahy aoa aob aoc aoh aoo aor aos ar- ara arb arc arh aro arr ars ary as- asa asb asc ash aso asr ass asy ay- aya ayc ayh ayo ayr ays baa bab bac bah bao bar bas bay bba bbb bbc bbh bbo bbr bbs bby bca bcb bcc bch bco bcr bcs bcy bha bhb bhc bhh bho bhr bhs boa bob boc boh boo bor bos boy bra brb brh bro brr brs bry bsa bsb bsc bsh bso bsr bss bsy by- bya byc byh byo byr bys c-- caa cab cac cah cao car cas cay cba cbb cbc cbh cbo cbr cbs cby cca ccb ccc cch cco ccr ccs ch- cha chb chc chh cho chr chs chy co- coa cob coc coh coo cor cos coy cra crb crc crh cro crr crs cry csa csb csc csh cso csr css csy cya cyb cyc cyo cyr cys haa hab hac hah hao har has hay hba hbb hbc hbh hbo hbr hbs hby hca hcb hcc hch hco hcr hcs hcy hha hhb hhc hhh hho hhr hhs hhy hoa hob hoc hoh hoo hor hos hoy hr- hra hrb hrc hrh hro hrr hrs hsa hsb hsc hsh hsr hss hsy hy- hya hyb hyc hyh hyo hyr hys hyy oaa oab oac oah oao oar oas ob- oba obb obc obh obo obr obs oby oc- oca ocb occ och oco ocr ocs oha ohc ohh oho ohr ohs oo- ooa oob ooc ooh ooo oor oos or- ora orb orc orh oro orr ors ory os- osa osb osc osh oso osr oss oya oyo oys ra- raa rab rac rah rao rar ras ray rba rbb rbc rbh rbo rbr rbs rca rcb rcc rch rco rcr rcs rh- rha rhb rhc rhh rho rhr rhs roa rob roc roh roo ror ros roy rra rrb rrc rrh rrr rrs rsa rsb rsc rsh rso rsr rss ry- rya ryc ryo ryr rys ryy saa sab sac sah sao sar sas say sba sbb sbc sbh sbo sbr sbs sby sca scb scc sch sco scr scs sh- sha shb shc shh sho shr shs shy soa sob soc soh soo sor sos soy sr- sra srb src srh sro srr srs sry ss- ssa ssb ssc ssh sso ssr sss sy- sya syb syc syh syr sys yaa yab yac yah yao yar yas yay ybc ybr ybs yby yca ycc ych yco ycs ycy yha yhc yhs yob yoc yoo yor yos yoy yra yrc yro yrs ysa ysb ysc yso ysr yss ysy yyb yyc yys yyy

a-ha a-ya a-yo aaaa aaab aaac aaah aaar aaas aaba aabb aabc aabh aaby aaca aacb aacc aach aaco aacr aacs aacy aaha aahs aaoo aara aarc aaro aars aasa aasc aass abaa abab abac abar abas abay abb- abba abbb abbo abbr abbs abby abca abcb abcc abch abcr abcs abha abho abhr abhs aboa abob aboh aboo abor abos aboy abra abrc abro abrs abry abs- absa abss abyc abys abyy acaa acab acac acar acas acba acca accc acch acco accs accy acha achh acho achr achs achy acoa acoh acor acos acoy acr- acra acrc acro acrr acrs acry acsa acsc acss ahab ahac ahah ahar ahas ahha ahhs ahoa ahor ahoy ahra ahrc ahrr ahrs ahsa ahso ahss aoah aoba aoca aocs aora aorb aors aoss arab arac arah arar aras aray arba arbh arbs arby arc- arca arch arco arcs arh- arhs aroa arob aroo aror aros arr- arra arrc arrh arro arrr arrs arry ars- arsa arsc arso arsy ary- arya arys asaa asab asac asah asao asar asas asay asba asbo asby asc- asca ascb ascc asch asco ascr asha ashs ashy asob asoc asor asos asra asrc asro asrs assa assc assh asso assr asss assy asya ay-o ayah ayao ayar ayas ayay ayca ayoo ayos ayra ayry ayya baaa baah baar baas baba babb babo babr babs baby bac- baca bacc bach baco bacs baha baho bahr bahs baoh baos bar- bara barb barc barh baro barr bars bary basa basc bash baso bass baya bayh bayo bays bbas bbay bbbb bbbs bbch bbhs bboy bbrc bbyo bcaa bcar bcas bcbc bcbs bcca bccc bccs bchs bcor bcos bcra bcrs bcsa bcsc bcss bhao bhar bhca bhcc bhhs bhor bhoy bhra boab boac boar boas boba bobb bobo bobs boby boca boch boco bocs boha boho bohr bohs bohy boob booc booh boor boos bor- bora borh boro borr bors bory bosa bosc bosh boso boss boya boyo boys brab brac brah brao bras bray brca brcb brhs broa brob broc broh broo bror bros brrr brrs brsb brsr bry- brya bryo bsaa bsac bsas bscs bshs bsos bsra bssc byar byas bych byoa byob byoc byos bysb byso byss bysy c-bo caaa caab caac caah caas caba cabo cabs caby cac- caca cacc cach caco cacr caha cahs caor caos cara carb carc caro carr cars cary casa casb casc cash caso casr cass cayo cayr cays cbac cbar cbbc cbbs cbca cbcc cbcr cbcs cbha cbhs cbrh cbry cbsa cbsc ccaa ccab ccac ccar ccas ccba ccbc ccca cccb cccc cccs ccha cchr cchs cchy ccob ccoc ccra ccrc ccrs ccsa ccss chaa chab chac chah chao char chas chay chca chch chcs chha chhs choc choh choo chor chos choy chra chrb chrc chro chrr chrs chsc chsh chsr chy- chyc coas coba cobb cobh cobo cobs coby coca coch coco coha coho cohs coob cooh coos cor- cora corb corc coro corr cors cory cosa cosc cosh coso coss cosy coya coyo coyr coys crab crac crar cras cray crbc crca crcc crcr crhs crob