8 letter words:
corridor11,
5 letter words:
doric8,
roric7,
rorid6,
4 letter words:
cord7,
doco7,
odic7,
coir6,
door5,
dorr5,
odor5,
ordo5,
rood5,
3 letter words:
cid6,
cod6,
doc6,
coo5,
cor5,
orc5,
roc5,
doo4,
dor4,
ord4,
rid4,
rod4,
oor3,
roo3,
2 letter words:
di3,
do3,
id3,
od3,
io2,
oi2,
oo2,
or2,
