Comics Continuum has blurbs and covers for both of these issues
AtS: A Hole in the World #4
The blurb:
"ANGEL: A HOLE IN THE WORLD #4
Written by Scott Tipton, art and cover by Elena Casagrande. After recovering her full powers, Illyria sets out to reclaim her position as ruler of the world, seeking her vast army that exists between our plain of existence and has been awaiting her return. Meanwhile, Wesley discovers Gunn's horrifying role in Fred's death and enacts his own kind of justice.
32 pages, $3.99."
Casagrande cover:
AtS #31
The blurb:
"ANGEL #31
Written by Bill Willingham, Bill Williams, art by Brian Denham, David Messina, covers by Jenny Frison and David Messina.
While Connor tries to get his devoted army of demon soldiers under control, a new player steps up, and Illyria decides not to take Angel's continued absence lying down. Meanwhile, Eddie Hope finds out that being a force for justice has some major consequences.
32 pages, $3.99."
Frison cover: