It translates multiple forms of texts and media such as words, phrases and webpages. Antimetabole involves repeating but reversing the order of words, phrases or clauses. Syntax is the set of rules governing how words combine into phrases and clauses. Semantics is the study of the meaning of words and phrases. Another type are sentence fragments described as phrases or minor sentences. Those kept as pets routinely develop vocabularies of scores of words and phrases. For adjectives in noun phrases, see the Adjectives section. There are numerous conventional phrases and expressions invoking God. The rules of the internal structure of phrases and sentences are called "syntax". Conjunctions express a variety of logical relations between items, phrases, clauses and sentences. This article lists direct English translations of common Latin phrases. Many of their catch phrases entered the language. Greeks also used other descriptive phrases for them. It is usually reserved for literature, archaic phrases and expressions, and legal documents. They also function as arguments in such constructs as participial phrases and prepositional phrases.