21.   He used another set for chewing food.

22.   If eight sets are used on a particularly blustery day, the manager makes sure that the remaining seven are used on a similar kind of day next time.

23.   Jary uses a set of cards listing characteristics like responsibility and independence.

24.   Last week marked the first time OU used the set on other plays, even once employing two wideouts.

25.   Maura and her friends use a set of codes popular among teen-agers for conveying particular messages.

26.   She often used abstract sets that had no clear meaning, a practice that was frowned upon in East Germany.

27.   Soon after, he was employed as the third wideout when the Jets used a three-receiver set.

28.   Teams were told by NASCAR to use both sets of rules during testing at Rockingham last week.

29.   Television owners may soon be able to use their sets to track people, pets and vehicles.

30.   The agency is required by law to use a set of specific criteria to assess fees, he said.