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

He is doing a special exercise to strengthen his flexor digiti minimi brevis.

He is doing special exercises to strengthen the flexor digiti minimi brevis of his foot.

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

He is majoring in aerospace engineering.

The Dark Web is a private part of the internet that cannot be searched by regular search engines.

The scenery of the Nordic countries is very beautiful.

Surface meteorology is a part of meteorology that studies the interaction between the surface and the atmosphere.

The Summer Triangle is shining in the night sky.

He explained the importance of studying while young, saying 'If you do not study when you are young, it will be difficult to learn when you are old.'