bbbb bbch bbcm bbgm bbmg bbng bbrc bbrg bcbc bcbg bccc bccm bcnu bcru bcuc bgun bhcc bhur bhuu bmnh bnrr brcb brmc brrm brrr bruc brug bruh brum brun bubb bubu bucc buch bucu bugg bugh buhr bum- bumb bunb bung bunn bunu bur- burb burg burh burm burn burr buru cbbc cbcc cbcm cbcn cbcr cbcu cbgb cbrh cbrm cbrn ccbc ccbn cccb cccc cccm cccu ccgc cchr ccmb ccmc ccmm ccnb ccnc ccnm ccnr ccnu ccrc ccrg ccuc cgcc cgcg cgmc chch chcm chgb chgn chmb chmc chmn chnb chnc chnm chnr chrb chrc chrn chrr chub chug chum chun chur cmbc cmcc cmhc cmhg cmmb cmmc cmmn cmnh cmrn cmrr cnbc cnbm cnrc cnrr crbc crbu crcc crcr crmb crmn crub crug crum crun cub- cubb cucc cucm cucn cum- curb curn curr gbmc gc-c gcbc gccc gcmc gcrg gggg gghg ggrn ghug ghum gmch gmhb gmmr gncc gngc gnrc gnrr grbr grcc grrr grub grug grum grun grur gubb gubu guch gugb gugg gugh gugu guhr gumb gumm gung gunn gurb gurg gurh gurn gurr guru hcbc hccb hccc hcch hcgh hcmc hcmm hcng hggc hhgg hhhh hmgn hmhb hmmm hmun hrng hrrc hrun hubb huch hucu hugg hugh huhn huhu humh humm hunc hung hunh hurn hurr huru huub mcbc mccc mcmc mcrc mcug mgrm mhmm mhmr mmcc mmcg mmcm mmgn mmhg mmhm mmmc mmmh mmmm mmrc mmun mnbb mngr mr-c mrbb mrbm mrcb mrcc mrgn mrmc mrnc mrng mrrc muc- mucc much mucu mugg mugu muhr muhu mumm mumu munc mung munn munu murc murg murn murr muru nbbc nbcc nbhm ncbc nccc nccn nccr nccu ncgr nchc ncmh ncmm ncnc ncrc ngmn ngur nguu nhcc nhmc nhnn nhrc nmmc nmnh nmrc nngn nnmc nnnn nrrc nubc nuch nucu numb numm numu nunc nung nunn nurc nurn nurr nuru rbbb rbbr rbgh rcbc rccb rccc rcgc rchb rchm rcnr rcrg rhbg rhcg rhcm rhug rhum rhun rmrg rnbr rrmc rrrr rrum rrun rubb rubu ruch rugg rugh ruhh ruhm ruhn ruhr rumb rumm runc rung runn rurc ruru ruun ucbc ucmc ucrc ugcc ugcg ugur uguu uhuh umb- ummg uncc uncg unch ungu unmc unmr unum urch urgh urgu urrh urum urun urur uuuu