But they could used other and swollen .
(ROOT_0 (S_0 (ATS_3 (ATS_1 (CC_0 But) (NP_1 (PRP_1 they))) (VP_3 (MD_0 could) (VP_1 (VBN_0 used) (ADJP_0 (ATADJP_0 (JJ_0 other) (CC_0 and)) (JJ_1 swollen))))) (DOT_0 .)))