I believe, help my unbelief.

1. The disciples despite being with Jesus and witness His miracles still suffer with unbelief.

2. Faith in Jesus will unlock the miraculous.
If Jesus is able is never a question. There is no limit to His power. The only limitation is the barrier created by unbelief.

3. Some helpful steps in praying for healing and deliverance.
a. Ask a question or two to ascertain the nature of the problem.
b. Invite the person to an act of faith.
c. Bring the person to Jesus through prayer and fasting.