Hints and tips:
...Or the evening at the 19th-century Colón opera house....
...The project aimed to increase colon cancer screening rates in Hachioji, a city in the Tokyo prefecture....
...In the beautiful setting of the Colón theatre in downtown Buenos Aires, where the summit’s flagship dinner was being held, he and Angela Merkel, the German chancellor, had pressed Mr Trump on his threat...
...Genentech revealed earlier this month, that results of a trial of cancer drug Avatin in colon cancer patients could be known as early as mid-April....
International Edition