The phrase "range in" can be substituted with a variety of synonyms depending on the context. The verb "vary" can be used to convey the idea that a certain characteristic changes over a range of values. "Fluctuate" has a similar meaning but implies that the changes are irregular or unpredictable. "Span" can be used to describe the entire range or extent of something, while "encompass" emphasizes the idea of including or covering a range. "Cover" can be used to describe the distance or area in which something occurs. "Embrace" can be used to describe the scope or range of something more figuratively, such as an idea or philosophy.