In many cases, they are also becoming ever more rare.

Since then, games between the two clubs have become rare.

It takes the form as a special album in the series and has become very rare.

However by the middle of the 20th century the instrument had become rare and few played it any more.

It's become so rare now that this young doctor had no experience with it.

There were about 8,000 built but it is now becoming quite rare.

However, these fish are now becoming rare and hard to catch.

It is no longer commonly played and has become very rare.

Television programming has been cut, and even night baseball games have become rare.

The album was released in 1980 and has become very rare.