11.   The state gave them to visiting businessmen whose names are being kept secret.

12.   What happened a few miles away was kept secret.

13.   Yet he chose to keep it secret and blamed officers of the prison service for what happened.

14.   Candidates need a proposer and seconder whose names are kept secret.

15.   They had given an absolute assurance that it would be kept secret.

16.   It was ludicrous to suggest that the visit could be kept secret.

17.   The cargo was aboard the Japanese freighter Akatsuki Maru, whose precise route was kept secret by the Japanese government.

18.   They wished to keep themselves secret and therefore I was to go to Mordecai.

19.   The actual routes followed by the ship are being kept secret.

20.   The route was officially kept secret, but a Greenpeace ship shadowed the freighter through the Atlantic Ocean and around the Cape of Good Hope.