Means of communication Language 9 Deaf 8 Education 5 Sign language 5 Communication devices for people with disabilities 4 Hearing impaired children 4 Patients 4 Study and teaching 4 Autistic children 3 Malaysian Sign Language 3 People with visual disabilities 3 Children with disabilities 2 Communication devices for autistic children 2 Da'wah (Islam) 2 Dissertations 2 Dissertations, Academic 2 Down syndrome 2 Nonverbal communication in children 2 People with disabilities 2 Rehabilitation 2 Software 2 Technological innovations 2 Algorithms 1 Ant algorithms 1 Assistive computer technology 1 Audiences 1 Autistic people 1 Automatic speech recognition 1 Cerebrovascular disease 1