The phrase "a myriad of complex" is correct and usable in written English.
It can be used to describe a large number of complex items, ideas, or situations.
Example: "The project involves a myriad of complex challenges that require careful planning and execution."
Alternatives: "a multitude of complex" or "an abundance of complex".
Conducting NSSI focused research with adolescents raises a myriad of complex issues.
An experienced wild-land firefighter must constantly assimilate and evaluate a myriad of complex information about a fire's behavior as it is affected by topography, the type of vegetation that is burning, recent rainfall, current temperature and humidity, and, most important, local wind patterns.
Urban trees face a myriad of complex challenges growing in the built environment.
Modern technological advances have resulted in a myriad of complex systems, processes and products.
From a cell biology perspective, this type of exposure would directly impact the plasma membrane, which consists of a myriad of complex lipids and proteins.
There are a myriad of complex technical mechanics at play, fiercely difficult Gordian Knots of encryption and hardware solutions to unravel and a number of previous interactions between Apple and the government that have set one precedent or another.
The earth is growing steadily less inhabitable, human and economic costs are rising, and a myriad of progressively complex issues threaten our collective wellbeing.
Since Taylor's work a myriad of increasingly complex models of flagellar synchronization have been proposed.
Microorganisms have developed the capacity to generate a myriad of structurally diverse, complex organic compounds through dedicated secondary metabolic pathways.
Herbal drugs, singularly and/or in combinations, contain a myriad of compounds in complex matrices in which no single active constituent is responsible for the overall efficacy [ 11].
Fishing vessels have their own unique set of hazards, a myriad collection of complex occupational accident potentials, barely controlled, co-existing in a perilous work environment.
