The document discusses different branches of linguistics: - Syntactic analysis studies how words combine to form sentences and the rules governing sentence formation without considering language use. - Semantics deals with word and sentence meanings as well as relations between words and what they refer to, but also without reference to language use. - Pragmatics studies language use in communication, especially relationships between sentences and contexts/situations. It examines topics like how utterance interpretation depends on world knowledge and how speech acts are used and understood. - Discourse analysis examines language use at the multi-sentence level, exploring topics like coherence, pronoun/tense choice effects, and speaker moves between topics. It