A tactic can be effective.Logical formLearned from100 sentences. Samples can be effective.Logical formLearned from100 sentences. A punishment can be effective.Logical formLearned from100 sentences. A rehabilitation can be effective.Logical formLearned from100 sentences. Acupuncture can be effective.Logical formLearned from100 sentences. An opportunity can be effective.Logical formLearned from100 sentences. A prayer can be effective.Logical formLearned from100 sentences. Preventive measures can be effective.Logical formLearned from100 sentences. (Export controls) can be effective.Logical formLearned from100 sentences. (Missile defenses) can be effective.Logical formLearned from100 sentences. A (compliance program) can be effective.Logical formLearned from99 sentences. A person may find effective.Logical formLearned from99 sentences. A programme can be effective.Logical formLearned from99 sentences. A procedure can be effective.Logical formLearned from98 sentences. Sites can be effective.Logical formLearned from98 sentences.