bbbb bbdd bbdo bblb bboy bbyo bd-r bdii bdry bibb bibi bibl bibo bidi bido bidr bild bili bill bilo bily bio- bioi biol birb bird biri birl biro birr biry bldr blio blir blob blod bloo bloy bly- bobb bobi bobo boby bodb bodi bodo body boi- boid boii boil bold boli boll bolo boly boob bood bool boor bor- bord bori boro borr bory boyd boyi boyl boyo brdo brdy brid bril brio brob brod brol broo bror brrr bry- bryd bryo byil byld byob byod byoi byol byrd byyd d-bo dboy dddd ddly ddry dibb dibo diby didi dido didy diii dili dill dilo dily diol dior dird dirl dirr diyi dlbd dlib dlii dlil dobb dobi dobl doby dod- dodd dodi dodo dody doid doil dold doli doll dolo doly doob dood dool door dord dori doro dorr dory doyl doyo drib dril drob drod drol droy dry- dydd dyio dyll dyo- dyoo dyor dyr- dyrb dyri dyro dyyr i-by ibdo ibid ibly ibrd ibri ibro ibyi iddo idid idil idio idir idli idly idol idro idyl iiii iiio iioi iioo ilio ilir ill- illd illi illo illy iloo iobi ioby iod- iodd iodo ioii ioio iolo iooi iooo iori irby irdo iri- irid iril irio iriy irlb irob irod irri lblr ldry libo libr lidb lidl lido liii liir lilb lili lill lilo lily lio- liod lior lird liri lirl liro lirr liry liyl lldb llll llod lloo llyr lob- lobb lobi lobo loby lodi loid loir lold loli loll lolo loly loob lood lool loor lord lori loro lory loyd lrdd lroi lrrr lrry lydd lyly lyo- lyro obbo obby obid oboi obol obor oboy obri obro odbo oddd oddi oddy odio odir odly odoo odor odrl odry odyl odyr oido oiii oily oiry oiyl olbo olby oldb oldy olib olid olio olli ollo olly olor olry oobi ooby oodi ooid oold oolo oooo oord oory orbb orbi orbo orby ordo ori- orid oril orio orlo orly oro- oror oroy orri orro orry oyly oyri rbbb rbbr rdio rib- ribo riby ridd ridi rido rill rilo rily riol riri riyo rob- robb robi robo roby rodd rodi rodo rody roid roil roio roir rold roll rolo roly roob rood rooi rool roor rori roro rory royd royl rrrr rydy ryob ybor ybry ydil yidi yild yili yill yirb yird yirr ylid ylli yobi yobo yodo yold yoli yoll yolo yoly yood yool yord yori yoro yory yoyo yrly yyyy