Ok, so, turns out that those mga litrato are exclusive to olivia-w.com (according to them) and were provided sa pamamagitan ng a much smaller (but still pretty big) litrato company than companies like WireImage/Getty larawan etc. So I pretty much couldn't find them anywhere else.
The closest things I could find were these 2 behind-the-scenes mga litrato from the same photoshoot:
link &
link Sorry I couldn't be of madami help. Maybe someone else has some inside knowledge that will be madami helpful!