In a small bowl combine the spices and sesame.Heat the oil in a medium wok or skillet until almost smoking. Add the spices and cook until they pop, stirring briskly. Add the turmeric and chiles. Increase the heat to high, add the green beans and cook until coated with spices and slightly softened, about 4 minutes. Add the water and cook covered until the beans are tender but slightly crunchy, about 7 minutes. Stir in salt and sugar. Serve beans garnished with cilantro.