In this file: \desktopmodules\FeedbackCenter\App_LocalResources\Search.ascx.resx
There's some duplicated key:

This file contains more than one entry for: Votes.Text. You should edit the file and remove the duplicates

This file contains more than one entry for: Product.Text. You should edit the file and remove the duplicates.

I've found it translating to italian

bye

I've seen also that some entry are not localizable, exp:

Search Option, Product, Open, Closed

Make a Suggestion etc etc

Bye

Mauro

diito on the localization of 'make a suggestion' text
AND duplicate entries (votes.text and product.text)