Three thugs armed with a machete and a steak knife who terrorised a couple for the sake of £200 have been locked up for more than 17 years between them. Emran Ahmed, 21, had only been out of prison for nine days when he, together with Kent resident Shah Ali, 27, and 20-year-old Hassan Abdullah, targeted two of Ali’s neighbours at flats in The Cockpit in Marden. Grandfather Dean Smith was left with a nasty injury after the hooded-gang, fuelled by drugs or alcohol, forced their way into the property and stabbed him with a machete. The wound cut Mr Smith’s limb down to the bone and narrowly avoid…