Prosecutors have argued that they need to be detained so that they do not collude with witnesses.

ECONOMIST: A dilemma for Taiwan��s opposition

Perhaps Blackstone, once it sees returns from commercial property, can collude with its private equity chums to give these startups a boost.

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Not collude with them or elicit their sympathy!

FORBES: Check Your Opinions At The Door

Russian organized crime syndicates and criminally linked oligarchs may attempt to collude with state or state-allied actors to undermine competition in strategic markets like natural gas, oil, aluminum, and precious metals, the National Security Council attests.

FORBES: Russian Organized Crime Strategic Threat to US - NSC

But instead of stating this boldly and clearly, we collude with the medical profession who, at an unconscious level, are always only too pleased to increase the ambit of their own expertise, and ask of our legislators that suicide be rendered simply another medical procedure.

BBC: A Point of View: The biggest decision

In what other industry can the biggest suppliers collude and fix prices with impunity?

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In return, the sole flag carrier of the small country at the other end is allowed to collude on fares and capacity with its chosen American partner, without being clobbered by antitrust law.

ECONOMIST: Airlines

First, it underlines that, with a more open system in the Commons, it is no longer possible for governments and Oppositions to collude to prevent prime-time debates on euro-issues.

BBC: Backbench muscle