For the basis of this report see http://community.logos.com/forums/t/22457.aspx
1. NEAR does not return the NAC result (below) from WITHIN where the separation is 8 words
http://community.logos.com/cfs-filesystemfile.ashx/__key/CommunityServer.Discussions.Components.Files/78/5504.NEAR-vs-WITHIN.gif
2. The behaviour of NEAR & WITHIN should be consistent with the Field(s) being searched
I've submitted this to development. Thanks.