Here is the list of all 86 two letter words in the english language,lol.

aa
ad
ae
ah
ai
am
an
ar
as
at
aw
ax
ay
ba
be
bi
be
by
da
de
do
ef
en
el
em
en
er
es
et
ex
fa
go
ha
hi
ho
id
if
in
is
it
jo
ka
la
li
lo
ma
me
mi
my
mu
na
no
nu
od
oe
of
oh
om
on
op
or
os
ow
ox
oy
pa
pe
pi
re
sh
si
so
ta
ti
to
un
us
ut
we
wp
xi
xy
ya
ye