11.   Ali Alsahybi is in too much turmoil to decide now how he is going to run the deli, whether he will keep shorter hours or install more security.

12.   Do you keep routine hours?

13.   His dark hair is starting to gray, and he has the intense look in his eyes that comes with keeping weird hours.

14.   I have always kept odd hours.

15.   It is a powerful committee, but one that meets frequently and keeps unpredictable hours.

16.   Keep regular hours.

17.   Next door was a tobacco shop where business was slow because, they figured, the owner had lost interest and kept irregular hours.

18.   On Hunting Hill Drive on Friday, neighbors described Roll as a peculiar man who kept odd hours and acted strangely confident.

19.   Once at the office, they say, dogs help relieve stress and provide security for people who keep late hours.

20.   Once at the office, they say, dogs help relieve stress and provide a measure of security for those who keep late hours.