bbbb bbci bbin bcbc bcbp bccc bcci bcnu bcpp bcuc bcup bibb bibi bibo bicc bici bico biin bin- binc bini binn bino binu bio- bioc bioi bion biou bipp bipu bnib bnin bnoc bnpp bobb bobi bobo bobu boco bocu boi- boii boin boiu bonc boni bonn bono bonu boob booc boon boop bopp boun boup bpcp bubb bubi bubo bubu bucc buci buco bucu buic buin buiu bunb buni bunn buno bunu buon bupc c-bo cbbc cbcc cbcn cbcp cbcu cbpc cbpp ccbc ccbn cccb cccc ccci cccp cccu ccic ccii ccip ccnb ccnc ccni ccnp ccnu ccob ccoc ccpn ccpp ccuc ccup cibc cibi cibo cicc cici cico cicu ciii cin- cinc cini cino ciob cion cipo cipp ciuc ciup cnbc cnbp cnci cnco cncp cnib cnic cobb cobi cobo cobu coco cocp cocu coin coip con- conc coni conn cono coob coon coop copi copo copp coub coun coup cpbc cpcu cpic cpio cpnb cpni cub- cubb cubi cucc cuci cucn cui- cuin cuno cunp cuon cupo cupp i-no ibon icbc icbp iccb iccc icci iccn icco iccp iccu icnb icnc icoc icon icpc icpo icub icup iiii iiio iino iioi iioo iiop iiuc inbo incb inci inco inni inno innu ino- inoi inon inou inp- inpi inpp inui inun inup iobi ioci iocp ioii ioio ioni ionn iono iooi iooo ioun ipcc ipin ipop ippc ippo iucc iuiu iuno iupp n-ii n-up nbbc nbbo nbcc nbci nbco nbic nbpp ncbc ncbi nccc ncci nccn nccp nccu ncip ncnc ncoc ncpc nibi nibo nicc nici nico nicu niip niiu nini nino nion nioo niou nipc nnnn nnpi nobc nobi nobo nobu noci noco noib noin noio non- noni nonn nono nonu noo- noob noon nooo noop noun noup npcc npic npin nppc nubc nubi nuci nucu nuin nunc nunn nuno nuoc nuon obbo obin oboi obon ocbc occc occi occn ocin ocon ocpp oici oiii oion oipc onc- onco onic onni onno onon onpu onup oobi oooo opic opii opin opio opo- opon oppi oppo oucc ouii ouin oun- ouu- pbcc pboc pcbc pccc pcin pcip pcpb pcpn pcpp pcun pibb pibi picc pici pico picu piip pinc pini pinn pino pinp pinu piob pion pipi pipo pipp pnic pnin pnon pnpo pnpp pnup pobo poco poin poio ponc poni pono ponp poon poop pop- popc popi popo popp poui poun poup ppcc ppci ppib ppic pppn pppo pppp pubu puin puiu punc puno punu pupi pupu puuc ubbi ubbo ubic ubii uboc ubon ubpc ucbc ucci uccp ucin ucio ucon ucpb uipi uncc unci unco uncp uni- unic unii unin unio unni unno unon unop unpc uocc upci upic upin upnp upon uppc uppp uppu upup uucp uuni uuno uuoc uuuu