eeee eees eefe eefl eele eels eese efes effs elee elef eles elfe elfs elle ells ellu else elsu elue elul elus esee esel eses esfs esse essl essu esuf esus eule euse feel fees fefe feff fele felf fell fels fese fess feus ffee ffff ffss flee fles flue fluf flus fssf fuel fuff fufu fule full fuls fulu fuse fuss fusu le-u leef leel lees lefe leff lele lell lelu lese less lesu llef lles lleu llll lses luef lues lufe luff lufu lule lull lulu luse luss se-e se-f se-s se-u seef seel sees seeu seff sefl sele self sell sels selu sese sess seul sfls sfss sfsu slee sles slsu slue ssee sses ssfl ssle sssf ssss suee suel sues sueu suf- suff sufs sufu sul- sule sulf sull sulu sus- suse suss susu suus uele uell uess ufel uffe ulee ules ulfe ulle ulul ulus usee usef usel uses usfl usfs usle uslu usse ussf usss ussu usul usus uulu uuuu