Possible Clues:

• See girl on coach but fail to take opportunity
• Lose an opportunity
• Fail to take opportunity, as teacher finds half the thesis is taking people down a familiar route
• It's too late for an opportunity to be a bit sentimental when they took away the 19A?
• She submits BMus thesis that's twice rewritten to pass on chance
• Fall short, so to speak
• Come too late and fail to make the 69?