bbbb bbdd bbdo bbeb bbet bebb bebe bebo bede bedo bedu beeb beed beep beet beo- beod beot bepo bete beto bett betu betz bezd beze bezu bobb bobe bobo bobu bodb bode bodo bodu boee boeo boep boet boob bood booe boop boot booz bope bopp botb botd bote boto bott boud boue boup bout bozo bpoe bpot btbp btdt btob bttb bubb bube bubo bubu budb budd bude budo budu bueu but- bute buto butt butz buuz buze buzz bzoe bzou bzzt bzzz d-bo dbpd dbtt dddd ddot ddpo ddub debe debt debu dedd dede dedo dedu deeb deed deep deet deop depe depo depp dept dete deto deue deut deze dobb dobe dobu dod- dodd dode dodo doob dood doop doot dope dopo dopp dopt dotd dote doto dott doub doud doue doup dout douz doze dozo dpdt dtdp dted dtot dttp dub- dubb dube dubu dudd dude dudo dudu duet duo- dupe dupo dute dutp duut dzbb dzep dzud dzup dzze ebbo ebed eboe eboo ebpo edde eddo eddp ede- edod edou edup eede eedu eeee eete eetu eeze eode eotd eoto epee epod epot eppo eppp epte epub etee etoe ette etto ettu etuz eude ezed ezod ezop ezuz ezzo o-eo obbo obdt obed obet oboe obot obtd odbo oddd oded odeo odet odoo odop odot odou odtu oedo oetz oobe oooo ootb ootp ooze oped opep opet opo- oppo opto otbd oted otee otep oto- otoe otoo otpp otte otto ottu oude oued oupe out- outb oute outo ouu- ouze ouzo ozd ozee ozet pbed ped- pede pedo peed peep peet peou pepd pepe pepo pete peto pett petz peut peze pezo pobo pod- podd pode podo podu poed poet pood poop poot pop- pope popo popp popt potd pote poto pott potu poud poup pout poze pozo ppod pppd pppo pppp pptt ptop ptpd ptzd pu-e pube pubu pudo pudu pued pueo puet pueu pupe pupu put- pute puto putt putu putz puzo tbtp tddb tebo tebu tedd tede teed teet teez teoz tepe tepp tepu tete teto tett tetu tetz teut tezu tezz tobe tobo tobt tobu todd tode todo todt todu toed toee toet tood toot top- topd tope topo topp topt topu topz totd tote toto tott toup tout toze tozo tpdu tped tppd tppp tpte tptp tput ttbb tteo ttoe ttop tttt tubb tube tubo tubu tude tudu tuet tupe tupo tupu tute tuto tutt tutu tuuo tuzu tuzz tzut tzzt ubbe ubbo ubet ubod ubud udet udez udoo udop udot udpd uetz uezd upbe updo uped uppe uppp uppu upto upup utep utpd utto uttu uuuu uzeb uzed zebe zebu zedd zede zedo zeep zepo zepp zete zeto zeze zobo zodd zoet zoo- zoop zoot zope zote zott zotz zozo zozu ztop zubo zubu zude zuoz zuzu zzzz