communication skills 1 [vynechat] communicative disorders 1 [vynechat] deti s poruchami reči 1 [vynechat] komunikačné zručnosti 1 [vynechat] logopedická prevencia 1 [vynechat] poruchy komunikácie 1 [vynechat] preventing speech and language disorders 1 [vynechat] speech disorders in children 1 [vynechat]