The phrase "to have a greater understanding" is correct and can be used in written English. It is usually used when someone wants to express the desire to comprehend a certain concept or subject better. For example, "I plan to read more on the topic of sustainable agriculture in order to have a greater understanding of its implications.".
They need philosophy, religion, history to have a greater understanding of where they are".
"The Sharks want to have a greater understanding of the game".
We want customers to have a greater understanding of what we can and can't do.
Yao quickly said: "The world is getting smaller, and I think it's important to have a greater understanding of other cultures.
I found Gary to have a great understanding of the different perspectives of the situation, an ability to be clear where we already had agreement, and a give-and-take process when we had disagreements that I think is fundamental for someone to be effective at Mozilla.
"The priority now needs to be to ensure that the NHS must have a greater understanding of how to support soldiers and veterans suffering from Service-related mental ill-health.
1 3 As such, it is of utmost importance to society that we have a greater understanding of the complex issue of parenting behaviour.
Awesome tool! I started using it one year ago and I never had to look for another app
Ha Thuy Vy
MA of Applied Linguistic, Maquarie University, Australia