Deaf 404 American Sign Language 385 Study and teaching 224 Interpreters for the deaf 201 Training of 155 History 148 Means of communication 145 Máis ... Sign language 134 Students 90 Education 83 Deaf culture 67 Deaf, Theater for the 55 Biography 44 Storytelling 38 Translating 38 Exhibitions 37 Pictorial works 35 Student activities 34 Children's films 32 Congresses 32 Periodicals 31 Interior architecture 30 Self-instruction 30 Deafness 29 Deaf women 28 Social aspects 28 Social conditions 28 Video recordings for the hearing impaired 28 Vocabulary 28 Deaf children 27 menos ...