This is what is referred to as preserving parallel structure. For instance, nouns must match with nouns, adjectives with adjectives, prepositions with prepositions, and adverbs with adverbs. In order ...

As emphasized in the preceding chapter, the basic rule for parallel construction is to never mix grammatical forms when ...

Parallel structure (or parallelism or parallel construction ... catching, having) in my example. Alternatively, I could have easily written, “because I like to think about grammar, catch other ...