1.   But they made no effort to conceal their activities.

2.   But these agreements may have helped Rusnak conceal his activities, traders said.

3.   Concealing terrorist activities behind charities is not new.

4.   That allows Iraq to meet only those requirements, while concealing other activities outside the purview of the list.

5.   The government has restricted the export of some kinds of encryption software on the grounds that it can be used to conceal illegal activities.

6.   The government has restricted the export of some kinds of powerful encryption technology, fearing it might be used to conceal illegal activities.

7.   Trofimoff, who was married five times, apparently managed to conceal his activities from his wives as well as from the U.S. authorities.

8.   He had concealed his activities when he applied for U.S. citizenship after the war.

9.   The suspect regularly moved address to conceal his activities, he said.

10.   The two were also charged with tampering with electromagnetic accounting records to conceal their activities.