The phrase "a rich range" is correct and usable in written English.
It can be used to describe a diverse or extensive variety of something, such as options, flavors, or experiences.
Example: "The restaurant offers a rich range of dishes that cater to all tastes and preferences."
Alternatives: "a wide variety" or "a diverse selection".
The Netherlands has a rich range of state-supported museums.
Filmmakers have rewarded him with a rich range of roles, all of which he's fit to his unconventional contours.
The piece is open to a rich range of readings, even fantasies, not least that it enacts and heals the rupture of English Catholicism and Protestantism.
Then the butterflies broke the cyanide code and found they had a rich range of food plants more or less to themselves.
Our daily lives bring us in contact with a rich range of materials that contribute to both the utility and aesthetics of the built environment.
Drawing on a rich range of sources, they reveal the musical thought and practice of canonical composers like Berlioz, Mendelssohn, and Schumann.
In this interaction, we may soon find ourselves with a narrower, not a richer, range of forms of dispute resolution.
Management teams that challenge one another's thinking develop a more complete understanding of their choices, create a richer range of options, and make better decisions.
Purists may baulk at his inclusion of pellagra, beriberi and other disorders of malnutrition, but that allows for a richer range of material and interpretation.
Colleagues who challenge one another's thinking tend to consider a richer range of options, which ultimately leads to better business decisions.
Management teams whose members challenge one another's thinking develop a more complete understanding of the choices, create a richer range of options, and ultimately make the kinds of effective decisions necessary in today's competitive environments.
