21.   These buried faults, which cause vertical ground motion, lurk within the crust, unseen and unpredictable.

22.   They know the demons that lurk within.

23.   What Doctorow has managed are a couple of old-fashioned, beautifully wrought stories lurking within his expressionistic whole.

24.   While this yawner of a courtship is unfolding, treachery lurks within the palace.

25.   And they say more Kims may be lurking within the official delegations of North and South Korea.

26.   And some significant hurdles remain, including the possibility that bits of the virus will lurk deep within the brain where drugs cannot reach.

27.   Giant toothy reptiles lurking within the network of cooling canals for a nuclear power plant.

28.   Jim Furyk and tour rookie Robert Damron lurked within four or five shots of the lead all day, but never made serious challenges.