'loosen control' is a correct and usable part of a sentence in written English.
You can use it to indicate that someone is reducing their amount of control or authority over something. For example, "The new policies encouraged supervisors to loosen control over the daily operations of their departments."
The open context makes them overplay, or loosen control, or run out of ideas.
First, in finance, it has started to loosen control over interest rates and the flow of capital across China's borders.
Mr. Geithner, during a speech last week outlining U.S. objectives in China, called on Beijing to loosen control of its financial system and to raise the ceiling on deposit interest rates.
As China rises, the deregulation by the government, which essentially helps loosen control of the private economy, has directly contributed to China's economic miracle.
GOP leaders, however are reluctant to loosen control because it would jam up the floor and give Democrats that same ability to shape legislation.
Our esteemed founders were of the Age of Enlightenment, which advanced a society to loosen control of governments and the church over people and allowing more freedoms than were commonly possible.
And, as the economy slows, there is increasing pressure on the government to lower environmental targets and loosen controls.
Hyundai has resisted efforts to get the conglomerate's founder, Chung Ju Yung, and his family to loosen controlling stakes in their industrial empire.
Faced with calls from some of his party colleagues to loosen controls on capital spending, Clegg said deficit reduction laid the foundations for growth and no shortcuts existed.
The Chinese have their pet issues as well: Beijing is pushing Washington to loosen controls on exports of high-technology equipment with potential military applications.
E1 BUSINESS DAY C1-10 China Plans Polisy Changes China is preparing to reduce incentives for exporters, increase purchases of Treasury bonds and loosen controls on foreign currency holdings to relieve U.S. anxiety over its growing trade surplus.
