The vocabulary of food has exploded in recent years.

But some conservative senators said they feared the costs might explode in later years, forcing the Government to pay them.

Even though doctors' and hospitals' fees are regulated, costs of the Canadian system have exploded in recent years.

That is because demand for phone services has exploded in recent years - but not from people making calls to talk to one another.

Though media attention to scandals has exploded in recent years, dirty politics is nothing new.

The report found that the use of national security letters has exploded in recent years.

The first is that the cost of running a competitive race has exploded in recent years.

Medicaid costs have exploded in recent years, placing a burden on local and state finances.

And the complexity has exploded in recent years with the rise of the Internet.

However, demand for light rail has exploded in recent years.