Она изучала искусство рисования три

Она изучала искусство рисования три года, прежде чем стала работать в издательстве

Результаты (английский) 1:

She studied the art of drawing three years before began working at the publishing house

Результаты (английский) 2:

She studied the art of painting for three years before she began to work at the publishing house

Результаты (английский) 3:

It has explored the art drawing three years, before it was to work in a publishing house