Probably you were in a release before libreoffice-dictionaries took over and is now shipping mythes-es. At least ubuntu 16.04 (xenial, released a month after your bug report) has it.
https://launchpad.net/ubuntu/xenial/+package/mythes-es ** Package changed: mythes (Ubuntu) => libreoffice-dictionaries (Ubuntu) ** Changed in: libreoffice-dictionaries (Ubuntu) Status: New => Fix Released -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1558596 Title: Spanish missing To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/libreoffice-dictionaries/+bug/1558596/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs