"powerful link between" is a grammatically correct phrase and can be used in written English.
It is typically used to describe a strong or influential connection between two things or ideas. Example: There is a powerful link between regular exercise and overall health.
The average UK hospital still pays little attention to the powerful link between food and health.
Durinck, S. et al. BioMart and Bioconductor: a powerful link between biological databases and microarray data analysis.
As a white student in the 1960s, a personal experience shook me into understanding the powerful link between freedom of speech and the right to hear.
Havlíček et al. and my research team3 recognized this potentially powerful link between machine learning and quantum computing at roughly the same time.
However, there was still a powerful link between the mourning and regrets for George Best and the desperate hopes for Fabrice Muamba.
"But most people choose spouses about their age, and if you didn't look specifically at the father's age, you would think there was a powerful link between maternal age and schizophrenia.
So much so that it's easy to overlook the powerful links between them.
That strength comes from the powerful links between carbon atoms similar to the toughness imparted to a diamond.
To demonstrate the powerful links between belief systems and political and socioeconomic variables, this book draws on a unique database, the World Values Surveys.
But it may well be that only those countries that can build powerful links between laboratory research and new manufacturing will be able to derive full benefit from their innovative capabilities.
We firstly demonstrate that levels of human capital on board European ships were relatively high, and secondly that there were powerful links between the level of labour productivity in shipping and the quality of the workforce.
