Estnisch 92 Estonian language 81 History and criticism 67 Authors, Estonian 60 Estonian literature 54 Estland 46 20th century 32 History 29 Estonian poetry 24 Criticism and interpretation 23 Geschichte 22 Dictionaries 20 Literatur 20 Biography 18 Estonia 17 Estonian 11 Dialects 10 Grammar 10 Journalists 10 Poets, Estonian 10 Theater 10 Deutsch 9 Congresses 8 Autobiographical fiction, Estonian 7 English 7 Fiction 7 Homes and haunts 7 Tammsaare, A. H. 7 Written Estonian 7 Diaries 6