cccc cccf cccm cccu ccee ccfc ccff ccmc ccmm ccrc ccre ccrf ccuc cec- cece cecm ceec ceem cef- cefc ceme cemm cemr cemu cer- cerc cere cerf cfcf cfcm cffr cfmu cfqc cfre cmcc cmec cmmc cmrr crcc crce crcr cre- crec cree crem creu crfc crue crum cucc cuce cucm cucq cuer cufc cuff cum- cume cure curf curr eccc ecce eccm ecef ecem ecfc ecfr ecrc ecrf ecrm ecrr ecru eeee eefe eerc efqm emcc emcf emer emeu emme emmu emre equ- eque ercc erce erec erem erer erfc ermc erme errc erre eruc erum erur euer eufc eumc eur- eurc eure fccf fcmr fece feem feer fefc fefe feff feme femm ferc fere ferm ferr feru ffcc ffee ffff ffrr frcc free frem freq frfc frue frum fuc- fucm fufc fuff fufu fumc fume fur- fure furm furr mccc mcef mcfc mcmc mcrc mec- mecc mece mecr meef meem meer mefe meff memc meme memr memu mer- merc mere merf merm merq meru meum mfcc mmcc mmcm mmff mmmc mmmm mmrc mmrf mque mr-c mrcc mrce mree mrfc mrmc mrqe mrrc muc- mucc muce mucu muee mufc muff mufu mume mumm mumu murc mure murr muru qcfr qcue qefm qemm qemu qere qerq qqqq qucu quee quem quer qufu qume qurm quu- rccc rcfc recc rece recm recr recu reef reem refe reff refr refu reme rere reru reue reuf reuu rfef rfem rffc rrfc rrmc rrrr rrum ruce ruer rufc rufe ruff rume rumm rurc rure ruru ucmc ucrc ufcu ufer uffe umec umer umff uqcc ure- urfe urff urre urum uruq urur uuuu