Why can't russians pronounce the word "palianytsia"? The letters Ц, Ч, Щ in Ukrainian and Russian

Why can't russians pronounce the word "palianytsia" (паляниця)? The difference in pronounciation of the letters Ц, Ч, Щ in Ukrainian and Russian languages 00:00 Th general information 01:36 The letter Ц 06:10 The letter Ч 07:17 The letter Щ 06:35 The information about the soft and hard vowels #russianforbeginners #ukrainianforbeginners #ukrainianforforeigners #russianforforeigners #ukrainianlanguage #russianlanguage #ukrainianandrussianlanguages