Windows LDAP Query
Quick reminder for basic LDAP searches on a M$ Windows pc.
Quite a good starter in Windows world is http://technet.microsoft.com/en-us/library/cc261947(v=office.12).aspx
These simple queries will probably narrow it down enough to work the rest out, View > Choose columns is a good idea, adding First Name, Last Name, and Initials.
Find > Custom Search > Advanced
Find someone by surname(last name) containing 'oo'
Find someone who's username contains 'mo'
Find someone who's first name contains 'rr'
Can use AND OR etc for joining but probably not necessary if just trying to find someone.
Find someone who with matching surname AND firstname