Part 1
Origins of language, development of writing, properties of language, animals and human language
Part 2
Sounds of language, sound patterns of language
Part 3
Words and word-formation processes, morphology, phrases and sentences: grammar, syntax
Part 4
Semantics, pragmatics, discourse analysis
Part 5
Language and machines, language and the brain, first language acquisition, second language acquisition/learning, sign language
Part 6
Language history and change, language varieties, language, society and culture