a-ya a-yo aaaa aaab aaac aaar aaba aabb aabc aaby aaca aacb aacc aaco aacr aacu aacy aaoo aara aarc aaro aaru abaa abab abac abar abau abay abb- abba abbb abbo abbr abby abca abcb abcc abcr aboa abob aboo abor abou aboy abra abrc abro abry abua abuy abyc abyy acaa acab acac acar acba acca accc acco accu accy acoa acor acou acoy acr- acra acrc acro acrr acry acu- acuo acur aoba aoca aora aorb arab arac arar arau aray arba arby arc- arca arco aroa arob aroo aror arr- arra arrc arro arrr arru arry arua arub ary- arya auaa auby auca auoy aur- aura auro auyo ay-o ayao ayar ayay ayca ayoo ayou ayra ayry ayub ayur ayya baaa baar baba babb babo babr babu baby bac- baca bacc baco bar- bara barb barc baro barr baru bary bau- baur baya bayo bayu bbau bbay bbbb bboy bbrc bbyo bcaa bcar bcbc bcca bccc bcor bcra bcru bcuc boab boac boar boba bobb bobo bobu boby boca boco bocu boob booc boor bor- bora boro borr boru bory boua bour bouy boya boyo brab brac brao brau bray brca brcb broa brob broc broo bror brou brrr bruc bry- brya bryo buar buba bubb bubo bubu buca bucc buco bucu buoy bur- bura burb buro burr buru bury buyo buyu byar byoa byob byoc c-bo caaa caab caac caba cabo cabu caby cac- caca cacc caco cacr caor cara carb carc caro carr cary cauc cauo cayo cayr cbac cbar cbbc cbca cbcc cbcr cbcu cbry ccaa ccab ccac ccar ccba ccbc ccca cccb cccc cccu ccob ccoc ccra ccrc ccuc coba cobb cobo cobu coby coca coco cocu coob cor- cora corb corc coro corr cory coua coub cour couy coya coyo coyr crab crac crar crau cray crbc crbu crca crcc crcr crob croc croo cror croy crub cry- crya cryb cryo cuau cub- cuba cubb cuby cuca cucc cura curb curo curr cury cuy- cuyo cuyr cya- cyaa cyar cyba cybb cybc cybo cyc- cyca cycb cycc cyoa cyra cyy- cyyc oaau oara oary obay obba obbo obby obor oboy obra obro ocab ocac ocbc occa occc ocra ocro ocrr ocur ooaa ooba ooby oocr oooo oora oory orab orac orao orar oray orba orbb orbo orbu orby orca orco oro- oror oroy orra orro orry orub orya ouac oucc our- oura ouro ouu- ouya ouyr oyou raab raba rabb rabo rabu raby rac- raca racc raco racu racy raob raoc rara rarb raro rary raua raub rauc raya rayr rayu rbbb rbbr rcac rcbc rcbo rccb rccc rcyc roab roar rob- roba robb robo robu roby roca rocc roco roob roor rora rorc roro roru rory roua roub rouy roya rrrr ruba rubb rubu ruby ruca ruoy rura rurc ruro ruru ruya ryba ryob uabc uaca uaoc uarc uaru uaua ubac ubar ubay ubba ubbo uboc ubra ucar ucbc ucca ucrc ucua uocc uor- urac urao urau uray urba urca urcy uro- uroa uroo urra urry urur uuoc uuuu uyar yaar yaba yabo yacc yaco yacy yaou yara yarb yaro yarr yaru yary yaya yayo yayu ybor ybry ycab ycao yccc yoar yoba yobo yoro yory youa youb your yoyo yuba yubu yuca yura yury yuya yuyu yyyy