This is the 15753rd most frequent Russian word.
проблемах
"Problems" or "difficulties."
The word "проблемах" here refers to difficulties or issues associated with the project, in the instrumental plural case indicating 'about problems.'
Мы говорили о проблемах этого проекта.
We were talking about the problems of this project.
In this sentence, "проблемах" indicates the context in which assistance is being provided, in the prepositional plural case referring to 'in problems.'
Она помогает в решении проблемах клиента.
She helps in solving the client's problems.
Here, "проблемах" describes matters or difficulties that are arising or developing, again in the instrumental plural case indicating 'about problems.'