Now the first two pics are preliminary shots that have changed since that time. The rest you can find through natural progression through the game, although might not.
Hey, here's some game art.
Now for what you came for-
TIPS! In the Black Omen, baddies called "Tubsters" will each give you a much needed Power Tab from Ayla's "Charm". Now, after the room where you talk to two Nus, you encounter one. However, this one will re-appear if you go back to see the Nus, giving you a potentially limitless supply of Power Tabs! Ii, deshyo? (That means "nifty, eh?" in Japanese) If you don't know what I mean, here's a picture (worth a thousand words)
Click-a here-a.