Actions may wreak havoc on the economy.Logical formLearned from3 sentences. A situation may cause havoc.Logical formLearned from3 sentences. Actions may wreak havoc on (airline schedules).Logical formLearned from3 sentences. Winds may cause havoc on roads.Logical formLearned from3 sentences. (Health care costs) may unleash havoc.Logical formLearned from3 sentences. Havoc can be on families.Logical formLearned from3 sentences. A wind may play havoc with shots.Logical formLearned from3 sentences. Bounce may play havoc with skills.Logical formLearned from3 sentences. The weather may play a havoc on a tournament.Logical formLearned from3 sentences. (Drug traffickers) may wreak havoc.Logical formLearned from3 sentences. A collapse may wreak havoc on a financial system.Logical formLearned from3 sentences. Ones may create havoc.Logical formLearned from3 sentences. A cold may play havoc with a piano.Logical formLearned from3 sentences. The (midday sun) may play havoc with a (serve toss).Logical formLearned from3 sentences. The economy may wreak havoc on consumers.Logical formLearned from3 sentences.