21.   Though it has been a very harsh winter over the upper Midwest, there are subtle signs that spring is coming.

22.   Torn-out hair or a bruised eye may signal abuse, but more subtle warning signs may come out in conversation.

23.   But despite the tough rhetoric, there are subtle signs of change.

24.   For the first time since baseball shut down four months ago, there were subtle signs Tuesday that players and owners really want to make a deal.

25.   In subtle signs and obvious omens, Pete Sampras could see the end of his reign as U.S. Open champion coming from the very start Monday.

26.   Konstantinov has been responding to family and teammates with subtle signs of facial expression and some movement of arms and legs, Robbins said.

27.   More subtle signs of asthma, such as chest tightness, may be overlooked or the child does not have the capability to identify them as asthma.

28.   There are subtle signs of improvement in this stretch, however.

29.   WASHINGTON -- For the first time since baseball shut down four months ago, there were subtle signs Tuesday that players and owners really want to make a deal.

30.   While China and the new authorities it appointed generally have been given good marks, some activists complain that they see subtle signs rights are being eroded.