11.   Acquaintances refused to disclose his whereabouts.

12.   Authorities have refused to disclose the whereabouts of his family.

13.   Burmese officials insist Khun Sa has quit the narcotics business, but refuse to disclose his whereabouts.

14.   But he refused to disclose his whereabouts.

15.   He did not disclose the whereabouts of Prime Minister Atal Bihari Vajpayee, but television stations said he was not in the building.

16.   Her immediate whereabouts were not disclosed.

17.   His whereabouts were not disclosed.

18.   However, an immigration spokesman refused to disclose their whereabouts and said no a date for their hearing has been set.

19.   His precise whereabouts was not disclosed.

20.   Iraq has not disclosed the whereabouts of the detainees.