Add spaces: GARDENAClassicElectronicPressurePump3500/4E(1757)

Answer: GARDENA Classic Electronic Pressure Pump 3500/4E (1757)

Add spaces: Wholesaletradeservicesofdairyproducts,eggsandedibleoilsandfats

Answer: Wholesale trade services of dairy products, eggs and edible oils and fats

Add spaces: Manychildreninthechildattheclockbecameattentive,quietandobedienttryingtorecreatethepicture.

Answer:
Many children in the child at the clock became attentive, quiet and obedient trying to recreate the picture.