bbbee bebot bebox bebti beebe beeft beete beffe befie befit befoe beibi beife beite beofe beoff beote betee betie betio betoo bett- bette betti betto betxi bibbe bibbo bibie bibio biebe biefe bieti biffi biffo bitit bitof bitte bitti bitto bixie bixio bo-bo bobbi bobet bofet boffi boffo boibe boite boito booit bootx botet botie botox botte botti boxbe boxee boxof e-box e-fit ebbet ebbie ebibe eeeee eetti efetf effet effie effio eieio etete etext etio- etite ettie exbi- exfbi exite exito f-box febio feoff feti- fetii feto- fette ffxii fibex fieee fifie fitit fitof fitte fitto fixie fixit foeti foote footi fotte foxie foxxx i-beo i-bet i-bot ibeof ibeti ibibo iboxx iebet iette if-- iffet ifttt iiiee iiiii iitti iobit iobox ioffe ioooi ioooo iotit iotti itbit itbox itete itext itfet itfit itobi itoff ittoo ittti obbet obeie obete obote offie offit offof offto ofoto oitti oobit ooioo ooooo otobi ototo ottoi oxxio t-box tbeti tbtbt tebet tebi- tefe teffi teito tetex tette texte tfifx ti-ti tibbi tibet tieit tieto tiexi tiffe tiobe titii titof titte titti tixte to-be tobbe tobet tobie tobit tobot toeit toeof toeto tofet toffo tofit tofte toobe totex toti- totie toto- totoe totoo totte toxi- toxie toxo- ttttt x-box xbiff xetex xexex xotox xoxox xtext xxiii xxxii xxxix