Throughout its first half-century the European Union has been the subject of an ongoing and vigorous discussion as to its form.
"When it comes to finding life we don't have as much experience, and we have an ongoing and vigorous debate in the scientific community when it goes to finding out".
The value of corporate philanthropy is a topic of ongoing and vigorous discussion.
"There is an active, vigorous, ongoing investigation," Mr. Dawkins said.
"We agree to engage in vigorous, ongoing and continuous negotiations, and shall make every effort to conclude an agreement before the end of 2008".
"Like tick-borne diseases, West Nile virus will be a long-term public health concern in Connecticut requiring vigorous, ongoing monitoring, surveillance, research and treatments by the public health and medical communities," he said.
Several of the more than 40 career law enforcement officials working on the Abramoff task force said there is a vigorous, ongoing investigation of current and former Republican members of Congress.
Exactly what caused the slowdown in health care costs and whether the slowdown will persist is the subject of a vigorous ongoing debate among academics and other observers.
I can't say that I am reconciled to the mystery -- it is part of my ongoing, and often vigorous, argument with God.
