The phrase "has not only provided" is correct and usable in written English.
It is typically used to introduce a statement that highlights multiple contributions or benefits, often followed by "but also" to present an additional point.
Example: "The new policy has not only provided financial support to families but also improved access to education."
Alternatives: "has not just offered" or "has not solely given".
In Britain, the National Health Service (NHS) has not only provided clear and transparent guidelines for healthcare providers and patients but has also publicised information regarding the routine reporting of patient complaints.
MHEC-RAP has not only provided access to specialist mental health care for local ED providers, but it has changed their practice and perspective.
Their research has not only provided a quantitative framework for understanding landscape evolution, it is a cornerstone of modern water resource management and environmental impact analysis.
That money -- the nation's third largest source of income, behind oil and tourism -- has not only provided relatives money for food, clothing and medicine.
The very recent use of first-principles-derived approaches to investigate piezoelectricity in simple and complex ferroelectric perovskites has not only provided a deep microscopic understanding but also has led to the design of materials with striking electromechanical responses.
One of the chief reasons for their success has been the impact of Hamilton Ricard who has not only provided a consistent scoring touch, but linked magnificently with his team-mates.
But the draft hasn't only provided manpower for national security.
Recent analyses of these chromatin-modifying proteins have not only provided evidence for conserved, but also functional divergence in plants.
Increasingly since the late 20th century, forty-nine dance songs have not only provided inspiration for various popular-music artists but also have served as a conduit for social change.
These studies have not only provided insight into encounter complexes of electron transfer proteins, but also opened up new questions and approaches for studying encounter complexes in other weakly associated proteins.
Theologically derived concepts of salvation, redemption, and spiritual progress have not only provided the basic context for Americans' passion for nature but have also established the horizons of possibility within the national environmental imagination.
