1- Great-great-grandparent's double-first-cousin.
2-
Double-first-cousin's great-great-grandchild.
3 - Child of the parent's
great-great-grandpibling with the other parent's great-great-grandpibling.
4 - Child of the parent's
great-great-grandnibling with the other parent's great-great-grandnibling.
5 - Child of the parent's great-great-grandnibling with the other parent's great-great-grandpibling.