The phrase "already combined" is correct and usable in written English.
It can be used to indicate that two or more elements have been merged or integrated prior to the current moment.
Example: "The ingredients for the recipe are already combined, so we can move on to the next step."
Alternatives: "previously merged" or "already integrated".
Rausing's mansion already combined two five-story 19th-century town houses and three connected mews buildings.
Johnson and Schilling have already combined for five victories and four complete games, including two shutouts, in this year's postseason.
He mastered what had been published already, combined this with his own shrewd and elegant judgment and added just a pinch of his personal experience in politics.
With their 11 home runs, the Angels and the Giants have already combined for more than the total in four of the last six World Series.
Dwight Freeney and Robert Mathis have a habit of pirouetting around blockers instead of tackling ball carriers, but they have already combined for 10 sacks and are doing their part on run defense.
Furthermore, executives said, if the companies had already combined, J.P. Morgan Cazenove would have had pro-forma pretax profit of £80 million for the year ended April 30 , 2004 drawing about half those earnings from each side of the business.
The site already combines the roles of medical encyclopedia, NHS guidebook and users' forum.
I already combine trips so that I make no unnecessary forays in the car, no pleasure drives.
The creative reviews have no bearing on the media planning and buying account for BMW of North America, which already combines national and regional duties.
The union already combines economic aid with anti-corruption training, police and gendarmerie-style missions, election monitoring and other tools useful for state-building.
Hybrid vehicles such as the Bell XV-15 tilt-rotor already combine the vertical and hover capabilities of the helicopter with the speed and efficiency of the airplane.
