-ing cccc cccf ccci cccm cccu ccfc ccff ccfi ccgc ccic ccii ccim ccir ccmc ccmm ccnc ccnf ccni ccnm ccnr ccnu ccrc ccrf ccrg ccri ccuc cfcf cfcm cfcn cffr cfgn cfmg cfmi cfmu cfni cfnm cfnr cfrg cfrn cfun cgcc cgcg cgfc cgmc cicc cici cicr cicu ciff cifg cigi cigu ciii cimi cimm cimr cin- cinc cinf cing cini circ ciri cirm cirr ciuc cmcc cmii cmin cmir cmmc cmmi cmmn cmri cmrn cmrr cnci cngi cnic cnrc cnrr crcc crcr crfc cric crif crig crim crin criu crmn crug crum crun cucc cuci cucm cucn cufc cuff cufi cui- cuif cuin cuir cum- curf curi curn curr fccf fcic fcii fcim fcmr ffcc ffff ffii ffrr ffun ficc fifc fiff fifi fifm figc figg fiii fimr fing fini finn firm firn fmcg fmic fmri fnci fnuf frcc frcn frfc fric frig frim frin frmn frug frum frun fuc- fuci fucm fufc fuff fufu fugi fugu fuig fuir fumc fumi funf fung fur- furg furi furm furn furr gc-c gccc gccf gcfc gcic gcii gcmc gcrg gfcf gfci ggfg gggg ggrn gicr giff gifu gigg gigi gign ging gini ginn ginu girg giri girn girr giru giur gmmr gncc gngc gnin gnrc gnrr grcc gric grif grig grim grin grni grrr gruf grug grui grum grun grur guci gufc guff gugg gugi gugu guin gumi gumm gung gunn gurg guri gurn gurr guru iccc iccf icci iccn iccr iccu icgc icmc icmi icmm icnc icrc icrf icrm icrr icru ific ifim ifmc ifni ifnr ifrf ifri igcc igcm igfc igni ignu igri iiii iimc iinm iirc iiuc iium imci imfi imin imir immi imrc imri imrr imun inci incr infi inig inni innr innu inri inui inun ircc ircg ircu irfm irfu irgm iri- iric irig irin irmc irrc irri irun iucc iuiu mccc mcci mcfc mcic mcii mcmc mcmi mcrc mcri mcug mfcc mfng mfri mgrm micc mici micr mifc miff mifi migg migi migu miii miin mim- mimi minc ming mini minn minu mirc mirg miri mirr miru miui mmcc mmcg mmci mmcm mmff mmgn mmic mmii mmmc mmmm mmrc mmrf mmun mngr mnin mr-c mrcc mrfc mrgn mrmc mrnc mrng mrrc muc- mucc mucu mufc muff mufi mufu mugg mugi mugu muin muir mumm mumu munc mung muni munn munu murc murg muri murn murr muru n-ii nccc nccf ncci nccn nccr nccu ncfc ncgr ncmi ncmm ncnc ncrc ncri nfcu nfff nfic ngic ngmn ngri ngur nguu nicc nicf nici nicu nifc niff nigc nigg niir niiu nimc nimi nimr nimu ning nini niru niur nmff nmic nmmc nmrc nmri nngn nnmc nnnn nrfc nric nrrc nuci nucu nuff nuim nuin numi numm numu nunc nung nunn nurc nuri nurn nurr nuru rccc rcfc rcgc rcic rcnr rcrg rffc rfic ricc riff rifu rigg rigi rigu riif riin rimi rimm rimu rinf ring rinn riri rmif rmrg rnin rrfc rrif rrmc rrrr rrum rrun ruci rufc ruff rugg rugi ruif ruin rumi rumm runc runf rung runi runn rurc ruri ruru ruun ucci ucin ucmc ucrc ufcu ugcc ugcg ugni ugri ugur uguu uirr umff umfg ummg umri uncc uncf uncg unci ungu uni- unic unif unii unin unir unmc unmr unni unrf unum urci urff urfi urgi urgu uric urif urim urin uriu urmi urni urri urum urun urur uuni uuri uuuu