He is doing special exercises to strengthen his extensor digitorum longus.

He is doing special exercises to strengthen his extensor hallucis longus.

He is the chief of our team.

He works at the blacksmith's every day to forge his skills.

He is doing special exercises to strengthen his extensor digitorum brevis muscle.

He is doing special exercises to strengthen his flexor digitorum longus.

This festival is held every year.

He stretches his extensors every day.

He had difficulty walking due to an injury to his extensor hallucis brevis.

He started a special exercise to strengthen his flexor hallucis longus.