Belgium Netherlands 19 Dutch 18 Flemish 18 For adult emergent readers 14 For emergent readers (adult) 14 human 14 Humans 12 Literary theory 10 adult 10 female 10 male 10 20th century 8 20th century, c 1900 to c 1999 8 19th century, c 1800 to c 1899 7 Article 7 c 1800 to c 1900 7 21st century 6 21st century, c 2000 to c 2100 6 European history 6 Female 6 Germany 6 major clinical study 6 Adolescent 5 Adult 5 Male 5 Young Adult 5 adolescent 5 young adult 5 English 4