acl List1 url_regex cooking
acl list2 url_regex recipe
acl newclients src 172.16.5.0/24
acl oldclients src 192.168.1.0/24
http_access deny List1 newclients
http_access deny List2 oldclients
http_access allow newclients
http_access allow oldclients
http_access deny all

Try this and send me the feedback