1.   An opinion can not be conjured out of thin air - it must be based on something.

2.   As happened during and after the first war of independence, the money has disappeared into thin air.

3.   He found rhymes irresistible, and produced them out of thin air, just for the fun of it.

4.   He was nestling within thin air and cinders.

5.   Her thin voice trailed off into thin air, leaving its faint warning of damage, dirt, even theft.

6.   It seems like researchers have just pulled the numbers out of thin air.

7.   Maybe each and every one of them had vanished into thin air.

8.   Radio is an underrated medium because everything we do evaporates into thin air.

9.   Ray picks a number out of thin air -- generally below wholesale -- and the deal is done.