Some examples and use cases from the internet:

Some examples and use cases from the internet:

• Mr President, I am certainly aware that the issue of Guantánamo has been a subject of great concern to this Parliament.
• Since the fall of the Gaddafi regime in Libya, security on the borders of Algeria and Tunisia has been a subject of concern for the interim Libyan authorities.
• The subject of Mr. Cardiff's actions during his Pakistani climbing expedition are now a subject of concern in the English press, Your Lordship.
• The current arrangements do not constitute any subject of concern in the Member States of the European Union.
• It applies to practical examples, but should also enable a periodic exchange of overviews on all subjects of concern to these regions.
• The humanitarian tragedy in Darfur has been the subject of European concerns over recent years.
• But, as you know, one of the most important subjects of concern is the Iranian nuclear programme.
• An area which has been the subject of many petitions concerns asylum, and the issues often related with this include the situation of migrant workers and their families.

• It doesn't look like this phrase is very popular! The search could not find any examples on the internet.