This is the 17645th most frequent Russian word.
уборку
"Уборку" means "cleaning" in English.
In this sentence, "уборку" refers to the act of cleaning or tidying up a space, and is in the accusative case as it is the object of the verb "провожу".
Я провожу уборку в своей комнате каждую неделю.
I conduct cleaning in my room every week.
Here, "уборку" denotes a cleaning service or process related to the office, and the word is again in the accusative case as it is the object of the verb "заказали".
Мы заказали уборку для офиса у профессиональной компании.
We ordered cleaning for the office from a professional company.
In this case, "уборку" signifies the service of cleaning that the company provides, and is the direct object of the verb "предлагает" in the accusative case.