1.   I unlocked the secret, so to speak.

2.   We have an opportunity now to really unlock the secrets of the universe.

3.   And my dad, an electrical engineer, still had not unlocked its secret.

4.   And they think this knowledge will help them unlock many secrets of aging.

5.   At the time, Sheldon reckoned his pictures would unlock the secret of American genetic development.

6.   A thriller about a man who unlocks the secret of invisibility.

7.   But how do you unlock the secrets those locks con- tain?

8.   Christensen then managed to unlock the secrets of how their mechanisms work, opening the way for general therapeutic application.

9.   Doppler radar and other instruments continue to be deployed in a effort to unlock the secrets of twisters.

10.   For the scores of medical research scientists toiling in laboratories around the world to unlock its secrets, the hepatitis C virus is a formidable adversary.