He attempted to escape twice, but was not able to succeed.

He had tried to escape twice already, once by flinging himself out the window of a moving train near the Austrian border.

She unsuccessfully attempted to escape twice from prison in 1971.

Despite escaping twice he spent most of the war in a prisoner of war camp.

Peter escaped twice but was captured, and in 1850 was sold.

He escaped twice, only to be recaptured each time.

While a prisoner of war Hinton twice escaped, and made several other attempts.

In the 1970s he tried to escape from prision twice.

He escaped twice and was recaptured, then succeeded on a third try.

He escaped twice and was paroled in 1980 after 20 years.