Linguistics Semiotics Theoretical Linguistics / Grammar 13 Syntax 8 Grammar, Comparative and general-Syntax 7 Philosophy of Language 6 Language and languages-Philosophy 5 Comparative Linguistics 3 Comparative linguistics 3 Computational Linguistics 3 Computational linguistics 3 Artificial Intelligence 2 Artificial intelligence 2 Grammar, Comparative and general-Phonology 2 Philosophy 2 Phonology and Phonetics 2 Psycholinguistics 2 Psycholinguistics and Cognitive Lingusitics 2 Romance Languages 2 Romance languages 2 Ameri-Indian Languages 1 Balto-Slavic linguistic unity 1 Formal Languages and Automata Theory 1 Germanic Languages 1 Germanic languages 1 Grammar, Comparative and general 1 Human-computer interaction 1 Indians-Languages 1 Language and languages 1 Logic 1