While you remember, a combination is a connective. It joins terms or sets of terms. Coordinate conjunctions are one kind that is popular of. a coordinate conjunction joins two words, two phrases, or two clauses of equal ranking. For instance, a coordinate conjunction might join two topics in a compound topic or two complete sentences in an ingredient sentence. Typical conjunctions that are coordinate and, or, but, for, yet, and then.
a wish and a hope ?(and joins two nouns)