He ran fast so as to catch the bus.

Once the Japanese built their houses so as to be cool in summer.

She held up her skirts and picked her steps carefully so as to keep her shoes nice and clean.

We took a taxi so as to reach there on time.

We eat so as to live.

He sat in the front so as to be able to hear.

He remained silent so as to not incriminate himself.

He worked hard so as to save more money.

The firm has recently diversified its products so as to extend its market.

My house is designed so as to withstand an earthquake.