Related Clues:

• The omnibus has overturned, so let it be broken in no obvious way
• The bus overturns. Let it be broken in no simple way
• Elusive or delicate
• Delicate, elusive
• Fuss when the first half goes the wrong way? It's fine
• Nice promotion of transport outlet
• Delicate - crafty - indirect
• Understated - discreetly clever
• Such distinctions are hard to see
• Not obvious, understated
• Delicate, understated
• Very fine, difficult to perceive
• Far from obvious
• Very nice translation perhaps lacking appeal
• Understated; devious