cccc cccf cccl cccu ccee ccel ccfc ccff ccfl cclc ccuc cec- cece ceec ceel cef- cefc cel- celc cele celf cell cfcf cfcl clec clee clef cleu clue cucc cuce cufc cuff culc cule cull e-cl eccc ecce eccl ecef ecfc eeee eefe eefl eele elce elec elee elef elfc elfe elle ellu elue elul eufc eule fccf fece feel fefc fefe feff fele felf fell ffcc ffee ffff flcl flee flue fluf fuc- fuel fufc fuff fufu fule full fulu lccc lcce lcfc le-u lece leef leel lefe leff lele lell lelu leuc lfcc llcc llef lleu lllc llll luce luef lufe luff lufu lule lull lulu ucel uele uell ufcu ufel uffe ulcc ulee ulfe ulle ulul uulu uuuu