1.   But participants on each side are now minimizing the occasionally acrimonious competition and pointing to the ways that data from the project is already transforming biology research.

2.   Byars and Gash are good friends, so there never will be an acrimonious competition between the two.

3.   His remarks were the latest mudslinging in an acrimonious competition to control the hearts and minds of computer software developers around the world.

4.   His remarks were the latest vitriol in an acrimonious competition to control computer software development around the world.

5.   To win election, and remain in government afterward, mainstream socialist parties have been drawn into an acrimonious law-and-order competition with the political right.

6.   The agreement is intended to end acrimonious competition between the two groups, notably in Asia.