The phrase "again collaborating" is correct and usable in written English.
It can be used when referring to a situation where individuals or groups are working together once more after a previous collaboration.
Example: "After a successful project last year, we are again collaborating on a new initiative to improve community outreach."
Alternatives: "working together again" or "collaborating once more".
Chicken With Plums shows that Satrapi – again collaborating with co-director Vincent Paronnaud – was no flash in the pan.
Underworld are once again collaborating with Danny Boyle, teaming up with the director for his stage adaptation of Frankenstein.
The Donmar is once again collaborating with the Clean Break theatre company, which works with women affected by the criminal justice system.
However, I discovered that the 68 minutes of Louis are only a taster: professional musician Pritzker, a first-time film director, also shot a film called Bolden at the same time, again collaborating with Marsalis and Zsigmond.
Reznor confirmed that as a follow-up to The Social Network, he and musician Atticus Ross are again collaborating with director David Fincher for his adaptation of The Girl With the Dragon Tattoo.
Now, as Apple tries to reimagine television, it is taking the partnership route again, collaborating with distributors like Time Warner Cable and programmers like the Walt Disney Company on apps that might eliminate the unpleasant parts of TV watching, like bothersome set-top boxes or clunky remote controls.
Miller will again collaborate with Robert Rodriguez, who has co-written the screenplay and will direct.
Lloyd has once again collaborated with Clean Break, the theatre company that works with women affected by the criminal justice system.
In the 1990s, he again collaborated with Jodorowsky on Le Coeur Couronné (The Crowned Heart) trilogy and Griffes d'Ange (Angel Claws).
A rupture occurred, and the two were estranged until 1893, when they again collaborated, producing Utopia Limited and later The Grand Duke (1896).
In the 51st minute, Rooney again collaborated with Berbatov, releasing a pass that sent Berbatov into the penalty area with defender Geoff Cameron on his hip.
