gist search engine form

routes.rb

resources :companies do
    resources :departments
    resources :departments do
      resources :employes
    end
  end 

search_controller.rb

 @search = Company.search(params[:search])
 @building = @search.all

show.html.erb

	<%= form_for @search, :as => :search, :url => advanced_search_engine_path do |f| %>
		<%= f.label 'Search by Company name : '%>
		<%= f.text_field :name_like %>
		<%= f.text_field :departments_department_number_like%>
		<%= f.text_field :employes_employe_name_like %> ??????
		<%= f.submit 'Search' %>
	<% end %>