6 letter words:
fleche14,
fleech14,
flench14,
5 letter words:
fence10,
hence10,
leech10,
4 letter words:
chef12,
clef9,
eche9,
lech9,
feel7,
flee7,
heel7,
3 letter words:
feh9,
elf6,
fee6,
fen6,
hen6,
cee5,
cel5,
eel3,
lee3,
nee3,
2 letter words:
ef5,
eh5,
fe5,
he5,
el2,
en2,
ne2,