The phrase "collaborating heavily" is correct and usable in written English.
You can use it to indicate that two or more people are working closely together and exchanging ideas and resources in order to work towards a common goal. For example, "The two teams have been collaborating heavily on this project since the beginning of the year."
The reflectograms revealed other secrets, like the involvement of Maestro Bartolomé, a lesser-known artist of the time who collaborated heavily with Gallego on the altarpiece.
Claydon said it was important to collaborate heavily with different regions in the states to make sure it was understood exactly what they needed to recover and what their strengths were.
The filmmakers and game developers collaborated heavily, and Cameron decided to include some of Ubisoft's vehicle and creature designs into the film.
"We are heavily collaborating with CERN on developing new detectors and upgrading existing detectors for the new instrument," she says.
Berlin-based artist Siriusmo aka Moritz Friedrich has released a handful of EPs over the years, heavily collaborating with and remixing fellow Berlin-based electronic group Modeselektor's work.
In their music there are raw and frequent backup vocals heavily collaborated by main vocals, quick changes between loud and quiet, and Kowalewicz's characteristic vocals which are the key elements that emphasize that assertion.
Moreover, Japanese companies such as Mitsubishi, Suzuki Motors and Toshiba Corporation have been investing heavily in the Indian markets and collaborating across sectors.
Ecologists and botanists working with NTS, Scottish Natural Heritage and conservation charities are now investing heavily in a series of intensive studies to map and track mountain plants, collaborating in some cases with highly skilled mountaineers.
"My participation has been collaborating.
