has helped us grasp the true of concepts and terms we often use but not comprehend concepts such as energy security usolidarity common energy or diversification so
It has helped us to grasp the true meaning of concepts and terms we often use, but do not always comprehend, concepts such as energy security, EU solidarity, common energy policy or diversification of supplies and means of delivering gas and other fuels.
has helped us grasp the true of concepts and terms we often use, but not comprehend, concepts such as energy security, EU solidarity, common energy or diversification supplies and means of delivering and other fuels.