bbbb bbdd bbdo bbfn bbin bblb bd-r bdii bdin bffl bibb bibi bibl bibo bidi bido bidr biff bifi biin bild bili bill bilo bin- bind bini binn bino bio- bioi biol bion birb bird biri birl birn biro birr bldr blin blio blir blni blno blob blod blon bloo bnib bnin bnor bnrr bobb bobi bobo bodb bodi bodo bofd boff boi- boid boii boil boin bold boli boll boln bolo bond boni bonn bono boob bood boof bool boon boor bor- bord borf bori born boro borr brdo brid bril brin brio brno brob brod brol bron broo bror brrr d-bo dbfo dbnl dbrn dddd dfrf dfri dibb dibo didi dido dif- diff diii dilf dili dill dilo din- dini dinn dino diol dion dior dird dirl dirr dlbd dlib dlii dlil dobb dobi dobl dod- dodd dodi dodo doff doid doil doin dold dolf doli doll dolo dond doni donn dono donr doob dood doof dool doon door dord dorf dori dorn doro dorr drib drif dril drin drno drob drod drof drol dron fdlr ffff ffii ffrr fidf fido fiff fifi fifo fiii fiil fild fili fill filn filo find fini finn fino fion fior firn fldr flid flii flin flnb flob flod flon floo flor fndd fndn fndr fofo foid foil foin fold foli foll folo folr fond fono food foof fool foon for- forb ford fori forl forn foro forr frib frid fril frin frio frob frol fron i-no ibdo ibfi ibid ibon ibrd ibri ibro iddo idid idil idin idio idir idli idno idol idon idrf idro ifbb ifid ifil ifni ifno ifnr ifor ifrb ifrf ifri iiii iiio iino iioi iioo ilin ilio ilir ill- illd illi illo ilni ilno iloo inbd inbo ind- indi indo infi infl info inid inni inno innr ino- inoi inol inon inor inri inro iobi iod- iodd iodo ioii ioio iolo ioni ionn iono ioof iooi iooo iori irdo iri- irid iril irin irio irlb irob irod iron irri lblr ldif lfrd libo libr lidb lidl lido liff lifl lifo liii liin liir lilb lili lill lilo lind linn lino lio- liod lion lior lird liri lirl lirn liro lirr lldb llll llod lloo lndn lob- lobb lobi lobo lodi loff lofi lofn loid loif loin loir lold loli loll lolo lond loni lono lonr loob lood loof lool loon loor lord lori lorn loro lrdd lrif lroi lron lrrr n-ii nbbo nbfl nddb nddo ndfi ndor ndrf ndri nfff nfib nfld nfon nibi nibo nidd nidi nido niff niir nild nili nill nilo nind nini ninl nino nion nioo niro nlrb nndb nnnn nobi nobo nodi nodo nofi noib noid noif noil noin noio noir nold nolf noli noll nolo non- noni nonn nono noo- noob nool noon nooo noor nor- norb nord norf nori norn noro norr nrlb nron nrrd nrrl obbo obid obin oboi obol obon obor obri obro odbo oddd oddi odin odio odir odnb odon odoo odor odrl ofdr off- offo offr ofid ofno ofor oido oiii oion olbo oldb oldn olib olid olin olio olli ollo olof olon olor ondi ondo onil onir onlf onni onno onod onon onor oobi oodi ooff ooid oold oolo oooo oord orbb orbi orbo ordn ordo orff orfi ori- orid orif oril orin orio orlo orni orno oro- orof oron oror orri orro rbbb rbbr rdio rfdi rffl rfid rib- ribo ridd ridi rido riff riif riin rill rilo rind rinf rinn rino riol rion riri rlif rlin rnbr rndf rnin rnld rnli rnod rob- robb robi robo rodd rodi rodo roff rofl rofo roid roif roil roin roio roir rold rolf roll rolo rond roni rono roob rood roof rooi rool roon roor rori roro rrif rrrr