31.   Jones asked him, and he struggled to find an explanation.

32.   More importantly, I realized that even if I could find an explanation, nothing would change.

33.   No comforting explanations were found in the Celtics locker room.

34.   Other Democrats said the explanation can be found in public opinion polls and political math.

35.   Q. Where can I find an explanation of various file formats like JPEG and PDF and what kind to use as attachments to e-mail messages?

36.   Researchers have found an explanation for part of the racial difference.

37.   Swiss police said they had so far found no explanation for the deaths.

38.   The Giants need to find an explanation soon.

39.   The school rash turned up next in northern Virginia, at Marsteller Middle School, where hazmat crews scoured the building and found no explanation.

40.   The study suggests that untreated periodontal disease may account for a large proportion of premature births for which no other explanation can be found.