I'm looking for bricks/elements with an axle hole in it "sideways". I.e. so the axle hole direction is perpendicular to the stud direction. The 1x1 and 1x2 technic bricks are obvious, but besides that, I can find only one other brick which seems to me pretty rare/exotic. I thought there were more.
I'd like to nominate the following pieces:
They all have axle holes that are perpendicular to some of their studs.
Since a few people have expressed they wouldn't mind an additional answer, here are some more parts to add to the list, without expectation that they're going to be particularly useful to the OP.
Some rare/exotic parts :
And finally also a variation of a part from @IvanSanchez' answer (simply added for completeness) :