'pool their efforts' is correct and usable in written English.
This phrase is used to refer to when a group of people work together to achieve a common goal. For example, "The team pooled their efforts to finish the project ahead of schedule."
Finally, in the Western world at least, governments accepted the need to pool their efforts with those of private donors, big and small.
But when government authorities and religious bodies try to pool their efforts at a much higher level, the results seem rather modest.
"If Russia and the North Atlantic alliance pool their efforts in areas of common interest, we can achieve good results," he said.
Yet this approach has some promise, particularly if it encourages donors to pool their efforts, rather than tripping over each other's pet projects.How many countries are worth backing in a big way?
With momentum fizzling around Ms. Pak's favored candidate, David Chiu, the board president, Ms. Pak and Mr. Brown decided to pool their efforts on behalf of another Asian-American official: Edwin M. Lee.
A Reuters report quoted an aide to Hollande saying that the two leaders "have agreed to pool their efforts to facilitate a resumption of the talks so as to find a solution to the crisis as soon as possible and ensure Greece's financial stability".
Non-breeding juveniles forage socially and aggregate in communal winter roosts, and these appear to function as 'information centers' regarding the location of the rare food bonanzas: individuals search independently of one another and pool their effort by recruiting each other at roosts.
A dozen or so business leaders then pooled their efforts to support him, and more particularly to shut out his Communist challenger, Gennady Zyuganov.
Only by pooling their efforts will these governments be able to meet this era's new security threats, all the more so given shrinking economic resources.
For many years, his was the only chambers to review individually the thousands of petitions for certiorari that come to the Court each year; the others pooled their efforts.
In 1848 six papers pooled their efforts to finance a telegraphic relay of foreign news brought by ships to Boston, the first U.S. port of call for westbound transatlantic ships.
