‍ ﺩﻻﯾﻞ ﻋﻠﻤﯽ ﺗﻌﻠﻖ ﻟﮑﯽ ﺑﻪ ﮔﻮﯾﺶ ﻫﺎﯼ ﺯﺑﺎﻥ ﮐﺮﺩﯼ