This is the 6178th most frequent Russian word.
телеканалу
The Russian word "телеканалу" means "TV channel" in English.
The word 'телеканалу' is in the dative case, indicating that the gratitude is directed towards the TV channel.
Мы благодарны телеканалу за освещение важных новостей.
We are grateful to the TV channel for covering important news.
The word 'телеканалу' is incorrectly used here and should be in the prepositional case ('телеканале') for proper grammar, as it follows the preposition 'на' which generally requires the prepositional case.
Реклама была размещена на популярном телеканалу.
The advertisement was placed on the popular TV channel.
Similar to the prior sentence, 'телеканалу' should be 'телеканале' for correct case usage with the preposition 'на', turning it into the prepositional case.