My excel database has two columns: Column A-Manager Email, Column B-Contractor

I need a formula to insert multiple records or "excel rows" per Column A-Manager Email. This is the formula I have showing after pressing Alt F9 and it's not working. {MergeField "Contractor} {NEXTIF {MergeField "Manager Email"} = {MergeField "Manager Email"} {MergeField "Contractor"}IF {MergeField "Manager Email"}<>{MergeField "Manager Email"}" ""}

So What I'm trying to do with that formula is insert contractor in first email message, if manager email in Column A row1 is equal to manager email in Column A row2 then insert contractor in row2. If manager email is not equal to manager email in column A then start a new email.

If someone can show me the formula like above in the Alt F9 mode I can figure it out.

Thanks,

Amy