cccc cccl cccm cccu ccgc cclc cclg cclm ccmc ccmm ccnc ccnm ccnu ccuc cgcc cgcg cgmc clmg clum clun cmcc cmll cmmc cmml cmmn cucc cucm cucn culc cull culm cum- gc-c gccc gclc gclm gcmc ggcl gggg glcc glmn glug glum glun gmlc gmml gncc gngc gugg gugu gull gulu gumm gung gunn lccc lccm lgmn llcc llgc lllc llll lmcc lmln lugg lugu lull lulu lumc lung lunn mccc mccl mcmc mcml mcug mlcc mmcc mmcg mmcl mmcm mmgn mmmc mmmm mmun muc- mucc mucu mugg mugu mull mulm mulu mumm mumu munc mung munn munu nccc nccn nccu nclc ncln ncmm ncnc ngmn nguu nlcc nlgn nmmc nmml nngn nnmc nnnn nucu null numm numu nunc nung nunn ucmc ugcc ugcg uguu ulcc ulmu ulul ulum ummg uncc uncg uncl ungu unmc unum uulu uuuu