"gain the concept" is correct and usable in written English.
You can use it to refer to understanding, grasping, or learning a new concept. For example, "I'm having trouble gaining the concept of how this machine works."
From experience, we can gain the concept of a being with finite amounts of various perfections, one, for example, that is finitely knowledgeable, powerful and good.
In the SINR-based scheduling schemes, considering the sidelobe antenna gain, the concept of exclusive region was introduced to enable concurrent transmissions [12, 16, 17].
Moreover, to know the world, we must think about it, and it is unclear how we gain the concepts we use in thought or what assurance, if any, we have that the ways in which we divide up the world using our concepts correspond to divisions that actually exist.
He started working on getting bipolar in order while he was thinking clearly enough to grasp the concepts and gain the insights.
Children gain the most important basic concepts which help them understand and know about life, during preschool education.
Let us outline briefly how perhaps the basis of Euclidean geometry may be gained from the concept of distance.
This speculation is based on insights gained from the concept of inflation -- the brief phase of explosive expansion early on in the universe's evolution, and from string theory.
While the concept gained the British media's attention in the run-up to the 2012 Summer Olympics, it had also been used in describing members of other British sporting teams.
Growth-oriented firms are a significant contributor in a nation's economic gain, but the concept of growth is different for different entrepreneurs.
Whereas the term 'benefit' refers to an advantage or profit gained from something, the concept value refers to the 'regard that something is held to deserve' [ 12].
We may have gained contactless payments, the concept of a Kardashian and four separate peri-peri spice levels, but look at what we've lost.
