"enhance efforts" is a correct and usable phrase in written English.
It can be used when you want to emphasize that further effort should be taken in order to accomplish something. For example, "We must enhance our efforts if we want to achieve our goal."
The objective will be to enhance efforts to reintegrate Afghan refugees in their homeland.
State and city officials said the ferry service would enhance efforts to attract more residential and commercial development to Long Island City.
It also will enhance efforts underway to change the process and culture surrounding faculty searches, recruitment, hiring, retention and promotion.
October 11, 2013 Nobelprize_org (@Nobelprize_org) Recent events in Syria,...have underlined the need to enhance efforts to do away with such weapons.
Its new effort intends to capitalize on and enhance efforts by the food industry and school districts and governments to address the problem, Dr. Lavizzo-Mourey said.
First, Harvard will bring its data-analysis resources to support and enhance efforts by the city and the University of Michigan.
"There are much more important things, like upgrading NATO and European capabilities, and enhancing efforts in Afghanistan".
Priorities for the first round are to explore prospects for local ceasefires, enhanced efforts to fight Islamic State and improved humanitarian access to besieged areas.
That means enhanced efforts by agriculture, industry, and government to establish and enforce food safety standards and to inspect and test foods before they reach your plate.
Enhanced efforts to define subsets of patients with prostate cancer based on their molecular anomalies, and match them with cognate therapies, warrant investigation.
But if Hu is successful in promoting enough supporters that his power is visibly enhanced, efforts to advance political institutionalization will inevitably be undermined.
