1. manatee-"Eyes of My Mind", "The Road to Fallen"
2. Xandria-Vampires and Kill the Sun
3. After Forever-Inspire Me
4. Trapped-"I'm not afraid"
5. Leaves' Eyes-The Battle of mardon
6. Epic-Obsessed Dedication
7. Therion-The Rise of Sodom and Gomorrah
8. Begging-Fictional City
9. My Deadly Kiss
10. Flowing tears-Happiness of Razor.
There are countless examples every time, and there are many, many more. It's not as big as Nightwish, but the work is very good. Enjoy it slowly, the shock brought by different female voices.