The song was filled with clever internal rhymes.

Internal fertilization is the process by which fertilization is achieved through copulation.

Internal migration is the movement of people within a country from one place to another.

The government provided shelter for the internal refugees.

The civil war forced thousands of people to become internal refugees.

The antero-internal part of the building is undergoing renovations.

Internal conflicts can cause a lot of stress and tension within an organization.

The internal diameters of the pipes vary depending on their size.

Many animals exhibit internal fertilizations.

The website has many internal links that help users navigate between different pages.