11.   Despite the apparent paradox, it is not unusual for floods and drought to co-exist.

12.   How can the apparent paradox be reconciled?

13.   How to explain this apparent paradox?

14.   Part of the key to the apparent paradox lies in the steps leading from sun exposure to suntan, which were not known until now.

15.   Senior Fed officials attribute this apparent paradox to strong productivity.

16.   The apparent paradox in the survey can perhaps be explained by ex-journalists like Mary Lou Fulton and Ron Funabiki.

17.   Their estimates disagree, and both give ages for the universe that are younger than the oldest observed stars -- an apparent paradox in need of an explanation.

18.   This apparent paradox probably happened despite the big losses insurance companies absorbed from these disasters.

19.   Vastly skewed official statistics and a thriving gray economy help explain the apparent paradox.

20.   Understanding her sense of mission is critical to resolving the apparent paradoxes of her character and behavior.