those with a modicum of patience 
(ROOT (NP (NP (DT those)) (PP (IN with) (NP (NP (DT a) (NN modicum)) (PP (IN of) (NP (NN patience)))))))
(ROOT (NP (NP (DT )) (PP (IN ) (NP (NP (DT ) (NN )) (PP (IN ) (NP (NN )))))))