1.   His cheesemaker is situated on the outskirts of the village, but he keeps names top secret from the culinary competition.

2.   The developments remain top secret and no-one from the factory or the team would confirm or deny the existence of the kit.

3.   The experiments were top secret.

4.   The mission is top secret.

5.   An anonymous donor left a bundle of top secrets practically on the doorstep of the Soviet Consulate in New York.

6.   Beware, they say, of people who boast of grisly combat or say they are not on official rosters because their duties were top secret.

7.   Both projects apparently were top secret.

8.   But it is not top secret that players once left for another team only if they were sold or traded.

9.   But while its operations are top secret, businesses and researchers around the world are using similar assemblages of ordinary computers to supercharge their own operations.

10.   Details of it are a top national secret.