Collocations for assist - verb

greatly, materially (esp. AmE)
We have been greatly assisted by individuals and organizations.

ably
She was ably assisted by a team of volunteers.

actively

be designed to
measures designed to assist people with disabilities

in
He had to assist her in opening the gates.

with
She offered to assist with the marketing of the product.

Assist is used with these nouns as the object:
client, development, immigrant, manager, refugee, student, victim