This is the 10597th most frequent Russian word.
внуков
"Vnukov" means "grandchildren" in English.
Here, 'внуков' is used as the plural genitive case of 'внук,' indicating possession or quantity.
У бабушки пять внуков.
Grandmother has five grandchildren.
'Внуков' in this sentence is the plural genitive case of 'внук,' used after 'для' to indicate the recipients of the gifts.
Она купила подарки для всех внуков.
She bought gifts for all her grandchildren.
In this example, 'внуков' is used in the genitive case to follow 'про,' showing the topic of the stories.