6 letter words:
threep11,
5 letter words:
ether8,
there8,
three8,
peter7,
4 letter words:
here7,
thee7,
peer6,
pere6,
pert6,
pree6,
rete4,
tree4,
3 letter words:
hep8,
peh8,
pht8,
eth6,
her6,
het6,
the6,
pee5,
per5,
pet5,
rep5,
ere3,
ree3,
ret3,
tee3,
2 letter words:
eh5,
he5,
pe4,
er2,
et2,
re2,