This is the 9871st most frequent Russian word.
автошколы
Driving schools.
In this sentence, 'автошколу' is used in the accusative case to signify the location or institution where driving lessons are attended.
Я записался на курсы в автошколу.
I enrolled in a driving school.
Here, 'автошколе' is in the prepositional case, describing the location where the instructors are employed.
В нашей автошколе работают опытные инструкторы.
Experienced instructors work in our driving school.
In this instance, 'автошколы' is in the genitive case, denoting possession of the building—namely, the building belongs to the driving school.