The document defines and provides examples of different types of phrases that make up clauses and sentences, including noun phrases, adjective phrases, verb phrases, adverb phrases, and prepositional phrases. A phrase is a group of words that forms a conceptual unit within a clause. Clauses contain a subject and verb and can stand alone as sentences. Common phrases include noun phrases containing nouns and determiners, adjective phrases modifying nouns, verb phrases with main or auxiliary verbs, adverb phrases modifying verbs or adjectives, and prepositional phrases with a preposition and noun phrase.