Attacks may be carry_outed by women.Logical formLearned from21 sentences. (Security forces) may carry_out some operations.Logical formLearned from21 sentences. Attacks may be carry_outed by extremists.Logical formLearned from21 sentences. Shootings may be carry_outed by bands.Logical formLearned from21 sentences. Female (suicide bombers) may carry_out some attacks.Logical formLearned from21 sentences. Militants may carry_out attacks.Logical formLearned from21 sentences. Al-qaida may carry_out attacks.Logical formLearned from21 sentences. A male may carry_out economic reforms.Logical formLearned from21 sentences. Guerrillas may carry_out an attack.Logical formLearned from21 sentences. Palestinian militants may carry_out some (suicide bombings).Logical formLearned from21 sentences. An escape may be carry_outed.Logical formLearned from21 sentences. Atrocities may be carry_outed by troops.Logical formLearned from21 sentences. Warplanes may carry_out raids.Logical formLearned from21 sentences. A country may carry_out military strikes.Logical formLearned from21 sentences. Troops may carry_out an operation.Logical formLearned from21 sentences.