Add punctuation: 301312 arrival and departure on Friday
A: 301-312 arrival and departure on Friday

Add punctuation: The amount of these substances can be measured by a blood test
A: The amount of these substances can be measured by a blood test.

Add punctuation: In order to satisfy this worship in order to elevate oneself one must to a corresponding extent oppress ones neighbour
A:
In order to satisfy this worship, in order to "elevate" oneself, one must to a corresponding extent "oppress" one's "neighbour".