- name: print external items
  debug:
    msg: "{{ item }}"

- name: print internal items
  debug:
    msg: "{{ item }}"
  with_list: "{{ internal_list }}"

- name: print both
  debug:
    msg: "{{ item }} {{ internal_item }}"
  with_list: "{{ internal_list }}"
  loop_control:
    loop_var: internal_item