1.   As that interest had waned, Perrin now wanted to go back to fundamentals.

2.   Do I withdraw apparatus when interest in it wanes?

3.   When his initial interest waned, the teacher paid more attention to him.

4.   Thirteen years later, interest has waned in a killer dismissed by many as the least interesting of the famous assassins.

5.   And student interest in prep schools waned.

6.   And where the site had once turned away investors, it began having trouble raising money as the dot-com interest waned.

7.   As the media interest waned, depression set in, he said.

8.   As it was, he said, interest soon waned in the murder of four retarded men.

9.   But as people became busier, and family awareness of ancestry blurred after generations of marriages in the heterogeneous United States, interest waned.