61.   Experienced soccer fans had various theories about why China lost, close as the match was.

62.   Everybody had a theory as to why.

63.   Experts have some theories about the type of person who would commit such a crime.

64.   Everyone has a theory on Kenneth Starr.

65.   Everyone has their theories, of course, and all are well-supported and perfectly reasonable.

66.   Felicia D. Henderson has a theory.

67.   Everyone had a theory, a favorite bad guy.

68.   Everyone has a theory about the bloodcurdling screams coming from Mineral Gorge each night.

69.   Everyone has a theory, of course.

70.   Everyone has their theory.