Expression in an Unbound control

E

Elizabeth

I have 2 tables one with the contact inf and other with the cities. In the
contact table I Create an lookup field to add the cities for each record.
I make an form call contact and make an combo box in the contact form to
see the list of cities. It work good

But

I need make an expression on an UNBOUND text field
so i can see the cities plus other informacion inmedialtly in the form. as
typed. Can i get some help please..
How can i see the cities in the expression.
 
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