spoken language level of the hearing impaired people, reading comprehension for the hearing impaired people, written expression of the hearing impaired person, spoken linguistic grammar of the hearing impaired people, special institutions for hearing-impaired children and students, deaf people

My research focuses on the sound language development and advancement of hearing-impaired children, students, youth, and adults.The main goal of my research is to explore the vocabulary, grammar and characteristics of their written expressions in the spoken language of hearing-impaired people. Comprehensive reading for the hearing impaired people is also at the heart of my research.My goal is to improve the special  language development methodology. It also deals with the bilingualism of hearing-impaired people and the examination of CODA people.