21.  Arab and Western ships patrol the waters.

22.  Canberra uses navy ships to patrol waters between Indonesia and northern Australia to prevent people smugglers dumping boatloads of asylum seekers along the remote coastline.

23.  Estonian coast guard boats Friday patrolled waters along its sea border, under orders to stop trawlers from Latvia.

24.  Firefighters lined the shoreline and police boats patrolled the waters to be sure no news cameras intruded.

25.  He volunteered to work with Brothers to the Rescue, which patrols the waters off Cuba in search of people trying to flee the island.

26.  Italian warships began patrolling Albanian waters.

27.  Italian warships have been patrolling Albanian waters recently, seeking to discourage the exodus by turning back boats.

28.  Italian warships have been patrolling Albanian waters seeking to discourage the flight of people by turning back boats.

29.  Italian warships have been patrolling Albanian waters seeking to discourage the flight of people.

30.  Italian warships have also been patrolling Albanian waters seeking to discourage the flight of people by turning back boats.