However, the development and implementation proves to be not so inexpensive.

In the end, even these developments would prove to be too little for the task.

However, as with other fusion experiments, development into a generator has proven to be difficult.

The development of educational software in the subsequent 20 years has proved his point.

These developments ultimately proved too much for the regime to tolerate.

But, as developments over the summer have proved, the crisis continues.

Within time, the development of new distribution did prove to be beneficial.

The large development has proven very successfull with both residents and local business.

Such a development could prove problematic for President Bush going into an election year.

However, as with other fusion experiments, development into a power source has proven difficult.