"has significant relevance" is a perfectly correct and usable phrase in written English.
You can use it to point out the importance of a certain idea, fact, or opinion. For example, "The economic analysis conducted in this report has significant relevance for politicians who must make important policy decisions."
Giachetti told US district judge John Tharp that Utreras's proximity to Watts has "significant relevance to the government's theory on the murder of Moore".
The applicability of this methodology is highlighted in each level of modeling through the analysis of a lipid process that has significant relevance in the edible oil and biodiesel industries since it determines the quality of the final oil product, the physical refining process of oils and fats.
Having information of metabolite concentrations at steady-state, this method has significant relevance due its potential scope to analyze others genome scale metabolic reconstructions.
Our findings suggest that Y chromosome STRs of increased repeat unit size have a lower rate of evolution, which has significant relevance in population genetic and evolutionary studies.
Evidently, kallikrein upregulation in ovarian cancer has significant relevance to cancer detection, management, and treatment.
From a clinical viewpoint differentiating between these different types of tumor has significant relevance.
He has had significant relevance in our lives," he added.
Bratton, now overseeing a private security firm, said he would be "honoured" to provide counsel and believed experiences in the US had "significant relevance to the current situation in England".
He did not, for example, reach for the managerial cliche of "taking one game at a time", but emphasised that the second of the assignments would have significant relevance to his planning and selection for the first.
These fundamental relationships provide a set of generalised design guidelines for RSW of aluminium that will have significant relevance to manufacturing communities.
These fundamental relationships between weld qualities, joint strength, GMT and stack orientation for RSW of aluminium will have significant relevance to design and manufacturing communities.
