autobusu

In a sentence

• Czekam na przystanku na przyjazd autobusu.

  I'm waiting at the stop for the arrival of the bus.

  Here, 'autobusu' is in the genitive case, used because the verb 'przyjazd'' (arrival) requires it.

• Nie mogę znaleźć mojego autobusu na tym przystanku.

  I cannot find my bus at this stop.

  In this example, 'autobusu' is in the genitive case, used to indicate possession ('my bus').

• Mieszkańcy miasta korzystają często z autobusu.

  The residents of the city often use the bus.

  Here, 'autobusu' is in the genitive form again, showing its role as the means in the verb context emphasizing the usage.