21.   The Celtics appeared to be gathering momentum that would allow them to complete their comeback.

22.   The deal being announced Monday morning was, for many financial experts, merely the latest evidence of a trend gathering momentum.

23.   The expansion is gathering momentum and drawing outside investment, notably from the United States.

24.   The demonstrations, which began six weeks ago, appear to be gathering momentum.

25.   The gathering momentum to amend the constitution has set off alarm bells among opposition lawmakers.

26.   The juggernaut seems to be gathering momentum.

27.   The idea of a single-price opening, while far from a consensus, has been gathering momentum.

28.   The open source movement has been gathering momentum in corporate markets for several reasons.

29.   The search for alternatives is gathering momentum.

30.   The trend seems to to be gathering momentum.