"locks" - key terms from Wikipedia

bingley five rise locks
byte range locks
caen hill locks
cascade locks
chittenden locks
differential locks
double locks
exclusive locks
existing locks
goldy locks
gun locks
heart locks
history of locks
joint locks
lace locks
locks
locks	and dam
locks	and dams
locks	off
locks	the transmission
locks	will
mechanical locks	and keys
miraflores locks
narrow locks
navigation locks
new locks
new locks	will
panama canal locks
pedro miguel locks
position that locks	the bolt
range locks
read locks
set of locks
sets of locks
seven locks
shared locks
ship locks
soo locks
staircase locks
these locks
third set of locks
third set of locks	project
wear locks
windsor locks