The phrase 'devote considerable efforts' is correct and usable in written English.
You can use it whenever you need to convey the idea that someone or something has put in a significant amount of effort into something. For example, "The team devoted considerable efforts into developing the project and were rewarded with successful results."
They read the sociologists as arguing that a principled distinction between evidential and nonevidential considerations cannot be drawn and devote considerable effort to refuting those arguments.
Farage went on to coordinate two successful parliamentary byelections for his party, both of which saw the main parties and media devote considerable effort to attacking Ukip and its candidates.
A vast majority live on Stephens Island, a mecca for herpetologists, where tuatara densities reach more than 1,000 reptiles per acre and where the animals devote considerable effort to defending their little bit of turf, especially the males and especially during mating season.
Her reactions to being exposed or brought under pressure from sudden turns of events are sometimes tetchy, verging on the panicky .Both biographies have been written by journalists, and they devote considerable effort to exploring Mrs Albright's Jewish background, which was revealed by Mr Dobbs in the Washington Post.
(See Feldman and Buckareff 2003 and Hiddleston 2005. Clarke and O'Connor devote considerable effort to addressing this concern).
Producers of data sets must devote considerable effort and expertise to maximise the true climate signals in their products and minimise effects of data processing choices and changing sensors.
By contrast, we do know that the Justice Department was willing to devote considerable effort to putting Aaron Swartz behind bars.
Researchers are beginning, for example, to devote considerable effort to understanding who teaches in public charter schools.
Consequently, researchers and clinicians devote considerable effort to developing a supportive, positive environment.
I mention poetry because I have long devoted considerable efforts to sourcing football poems.
