By that time, matters had changed in the hotel window across the way.

The subject matter of such actions has changed considerably over the past century.

I have spoken to them of how matters have changed!

When the British arrived in 1915, matters did not change.

I hope matters change so that we may be together once more.

In the 11 months since he arrived, matters have changed quickly.

Yet in the last two decades matters have been changing.

In terms of policy, matters have changed little from that point, some few years ago, to the present day.

Dead was dropped from the title and the subject matter changed dramatically.

The segments were often witty, but their subject matter changed as he became weaker.