Second plural form disappeared after translation import

@ohabara, Thank you for reporting this problem. We rely on issue reports like this one to resolve bugs and improve Drupal core.

Were you able to resolve this problem or does it still exist?

If anyone is experiencing this problem on a supported version of Drupal reopen the issue, by setting the status to 'Active', and provide complete steps to reproduce the issue → (starting from "Install Drupal core").

Thanks!