domains said:
Words or random letters/ pronouncable?
A lot of them are pronounceable like...
runr
bikr
savr
savy
sizl
bods
caby
chap
drgs
flyr
fum
frzn
gigs
hapi
yumi
piza
hikr
joyy
mtro
payr
popr
prkd
raww
rivr
rlty
sugr
timy
totz
tokr
trbo
truk
todo
vrmd
whls
yfit
ucam
blow
List goes on, but that gives you an idea.
I once used a tool to buy every 4 letter pronounceable that was every registered and dropped.
I did that when whc had their $1.99 sale and ended up keeping most of them figuring they would someday hit.