bbbb bbci bbcm bbfc bbfn bbin bcbc bccc bcci bccm bcfc bcfm bcnu bcuc bibb bibi bicc bici biff bifi biin bin- binc bini binn binu bmci bmfc bmic bmmi bnib bnim bnin bubb bubi bubu bucc buci bucu bufc buff buic buif buin buiu bum- bumb bumf bunb buni bunn bunu cbbc cbcc cbcm cbcn cbcu cbfb cbfc ccbc ccbn cccb cccc cccf ccci cccm cccu ccfc ccff ccfi ccic ccii ccim ccmb ccmc ccmm ccnb ccnc ccnf ccni ccnm ccnu ccuc cfbc cfbn cfcb cfcf cfcm cfcn cffb cfmb cfmi cfmu cfnb cfni cfnm cfun cibc cibi cicc cici cicu ciff ciii cimb cimi cimm cin- cinc cinf cini ciuc cmbc cmcc cmfb cmii cmin cmmb cmmc cmmi cmmn cnbc cnbm cnci cnib cnic cub- cubb cubi cucc cuci cucm cucn cufc cuff cufi cui- cuif cuin cum- fccf fcic fcii fcim ffcc ffff ffii ffun ficc fifc fiff fifi fifm fiii fini finn fmic fnci fnuf fubb fubu fuc- fuci fucm fufc fuff fufu fumc fumi funf ibbm ibfi ibim icbc icbm iccb iccc iccf icci iccn iccu icfb icmc icmi icmm icnb icnc icub ifbb ific ifim ifmc ifni iiii iimc iinm iiuc iium imbi imcb imci imfi imin immi imun incb inci infi inni innu inui inun iucc iuiu mbci mbim mcbc mcbi mccc mcci mcfc mcic mcii mcmc mcmi mfbm mfcc mibc micc mici mifc miff mifi miii miin mim- mimi minc mini minn minu miui mmcc mmci mmcm mmff mmic mmii mmmc mmmm mmun mnbb mnin mubi muc- mucc mucu mufc muff mufi mufu muin mumm mumu munc muni munn munu n-ii nbbc nbcc nbci nbfc nbic nbuf ncbc ncbi nccc nccf ncci nccn nccu ncfc ncmi ncmm ncnc nfcu nfff nfib nfic nibi nibm nicc nicf nici nicu nifc niff niiu nimb nimc nimi nimu nini nmff nmic nmmc nnmc nnnn nubc nubi nuci nucu nuff nuim nuin numb numi numm numu nunc nunn ubbi ubic ubii ucbc ucci ucfb ucin ucmc ufcu umb- umbi umff uncc uncf unci uni- unic unif unii unin unmc unni unum uuni uuuu