input: 20 But now Christ is raised from among the dead firstfruits of those fallen asleep
fixed: 20 (But now Christ is raised from among [the] dead, first-fruits of those fallen asleep.

input: He had studied with Jansen and became a strong supporter of Jansens views before becoming abbot of SaintCyran in 1620
fixed: He had studied with Jansen and became a strong supporter of Jansen's views before becoming abbot of Saint-Cyran in 1620.

input: This cannot be helped
fixed: This cannot be helped.

input: There are also synthetic oils produced from either mineral oil or natural gas and then modified to suit highly specific purposes
fixed:
There are also synthetic oils produced from either mineral oil or natural gas, and then modified to suit highly specific purposes.