Sentence examples for complex and from inspiring English sources

The phrase "complex and" is grammatically correct and can be used in written English.
It is typically used to introduce a clause or phrase that adds more detail or complexity to the first part of the sentence. Example: The task was complex and required a lot of attention to detail. In this example, "complex and" is used to describe the level of difficulty for the task. It is used to add more information and emphasize the complexity of the task.