A triumph of poetic beauty and a moving meditation on how love and food are inextricably entwined, Mãn is a seductive and luminous work of literature from Kim Thúy, whose first book, Ru, was shortlisted for the Scotiabank Giller Prize, received a Governor General's Literary Award and won the nationwide book competition Canada Reads.      Mãn has three mothers: the one who gives birth to her in wartime, the nun who plucks her from a vegetable garden, and her beloved Maman, who