Possible Clues:

• Bring up idea timeshare arrangement will make this digression
• Cut down new academic work, something added in text
• Words contained when man takes on sister, mother superior?
• He is upset in father and mother's rhetorical digression
• Train the Persians in rhetorical digression
• At front of essay, writer's inserted Arabic phrase by way of explanation
• Extra words from Dad maybe to boy and little girl
• The Persians worried about this (for example)
• Additional comment cut, leading to new student submission
• Cut new academic work that's the next thing here