auditory perception 1 [vynechat] deti predškolského veku 1 [vynechat] development of thought 1 [vynechat] logopédia 1 [vynechat] preschool children 1 [vynechat] rečové zručnosti 1 [vynechat] rozvoj myslenia 1 [vynechat] sluchové vnímanie 1 [vynechat] speech ability 1 [vynechat] speech therapy 1 [vynechat]