"complex route" is a correct and usable phrase in written English.
It can be used to describe a route that is difficult to navigate due to its complexity or intricacy. Example: The hiker got lost on the complex route through the mountains, but eventually found their way back to the trail with the help of a map.
Dr. Stoyan has gone the complex route.
Saturday at 7 30 p.m. Meadowlands Sports Complex, Route 120.
Giants Stadium, Meadowlands Sports Complex, Route 3, East Rutherford.
Today at 7 30 p.m. Meadowlands Sports Complex, Route 120.
Next Sunday at 7 30 p.m. Meadowlands Sports Complex, Route 120.
CONTINENTAL ARENA Hilary Duff, today at 7 p.m. Meadowlands Sports Complex, Route 120.
One expert told the committee: "Travel still had to happen but, rather than happening directly, you had to go through a lot of complex routes".
Among the hang-ups: blueprints detailing the complex routes of critical cables for the airport's security systems contained major errors; delays in the baggage sorting equipment, and the snags in the installation and testing of fire-safety equipment.
Mr. Green and Ms. Revis, instead of talking exclusively about the black community, unexpectedly told the youngsters that their Setalcott ancestors helped escaped slaves from the South reach freedom in Canada by providing safe houses and directions along the Underground Railroad's often complex routes.
So it will shock no one to discover that Adrià is also fascinated by the diverse and often complex routes those ingredients take in order to reach his kitchen in the first place – whether that journey begins in a stream in Wales, a rose garden in Ecuador or simply the ocean outside his base on the Catalonian coast.
The oxidation of the CrAlSiN films occurred via complex routes such as the outward diffusion of Cr, Al and nitrogen and inward transport of oxygen.
