主题词：Syntax, Semantics, Linguistic Variation; Natural Language Processing Techniques; Phonetics and Phonology Research; Linguistic Variation and Morphology; Language, Discourse, Communication Strategies; Linguistics and Discourse Analysis; Language, Metaphor, and Cognition; Language and cultural evolution; Neurobiology of Language and Bilingualism; Historical Linguistics and Language Studies; Linguistics and language evolution; Lexicography and Language Studies; Diverse Scientific and Economic Studies; Human auditory perception and evaluation; Language Development and Disorders; linguistics and terminology studies; Linguistics, Language Diversity, and Identity; Logic, Reasoning, and Knowledge; Speech and dialogue systems; Multilingual Education and Policy; Philosophy and Theoretical Science; Linguistic Studies and Language Acquisition; Language, Linguistics, Cultural Analysis; semigroups and automata theory; Advanced Algebra and Logic