11.   The biography by Julia Langdon, a well-connected political journalist, purported to offer some explanations.

12.   The report offers no explanation for our figures being wide of the Mark.

13.   They offered no explanation for why they failed to mention the excessive airborne formaldehyde last week.

14.   He was about to offer an explanation, but she was beginning to laugh.

15.   No explanation was offered for the extension.

16.   Still offering no explanation, he led her down to the riverbank and then the rest of the way back to the centre.

17.   Fletcher offered no explanation till he had driven away from the Parc Hotel.

18.   At present we are unable to offer any explanation for this disparity.

19.   The public choice school once more offers explanations for economic phenomena that cannot be easily explained by traditional public finance theory.

20.   Only the York letter, however, offers any explanation for this sudden burst of activity.