1.   Because access is limited to the area, it has been impossible to verify these accounts.

2.   A Northwest spokesman verified that account.

3.   But the police said they had not been able to verify her account.

4.   He said several friends were also on board during the ride, but he was unable to produce anyone Tuesday to verify his account.

5.   It was impossible to verify the account.

6.   It is difficult to verify that account.

7.   Others spoke of the kinds of atrocities of which all sides in the Bosnian war accuse each other, but there was no independent means to verify the accounts.

8.   There is no way independently to verify the accounts of killings and other atrocities because most international aid workers and foreign journalists have been expelled from Kosovo.

9.   There was no independent way of verifying these accounts.

10.   There was no way to verify their accounts.