The phrase "overcame many challenges" is correct and usable in written English.
You can use it to describe someone who has had to overcome a difficult situation or a difficult set of circumstances. For example, "Though she faced many hardships, she overcame many challenges and achieved success in her career."
Mr. Lewis must overcome many challenges that could tarnish the Bank of America brand he has worked so hard to build, as well as his legacy.
Cross-layer mechanism is able to overcome many challenges for QOS due to excessive channel sharing.
Multicarrier (MC) techniques have proven to be a means to adequately overcome many challenges of wide bandwidth transmission while providing also high spectral efficiency.
The co-benefits approach is important especially for developing countries, which have to overcome many challenges simultaneously with limited capacities and resources.
Other promising sources of omega-3 essential FAs such as zooplankton, commonly known as "krill", fungi, and genetically modified plants must overcome many challenges, such as cost, environmental concerns, consumer acceptance, viability and sensory quality prior to their consolidation [148].
The technology overcomes many challenges faced when using traditional techniques and more significantly captures all information about the sample in one injection to allow for retrospectively mining the data.
With around 160 residential communities without water supply networks and approximately 90% of these residents without sewage networks, the PWA has had to overcome many challenges to meet the increasing demand for water supply, infrastructure development and sector reform with limited control over resources, weak water institutions and conditional funding.
Dogged by controversy since its conception, the project has overcome many challenges.
Along with his mighty crew (including Hercules), he overcomes many challenges and demons to accomplish his goal.
