 Insiguro yisanamu, Izi ni zimwe mu nyandiko zishyuza Dos Santos yasinye mu cyumweru cya nyuma mbere yo kwirukanwa Abanyamategeko ba Dos Antos bavuga ko ibikorwa byo kwishyura Matter byubahirije amategeko kandi atigeze yemeza kwishyurwa na kumwe nyuma yo kwirukanwa muri Sonangol. 