Dishes can be difficult.Logical formLearned from12 sentences. A tenure can be difficult.Logical formLearned from12 sentences. Needs can be difficult.Logical formLearned from12 sentences. (Wealth creation) can be difficult.Logical formLearned from12 sentences. Sources can be difficult.Logical formLearned from12 sentences. A distance can be difficult.Logical formLearned from12 sentences. Variety can be difficult.Logical formLearned from12 sentences. Replacement can be difficult.Logical formLearned from12 sentences. A basis can be difficult.Logical formLearned from12 sentences. A language can be difficult.Logical formLearned from12 sentences. Techniques can be difficult.Logical formLearned from12 sentences. Bargaining can be difficult.Logical formLearned from12 sentences. Intent can be difficult.Logical formLearned from12 sentences. A threat can be difficult.Logical formLearned from12 sentences. A paradox can be difficult.Logical formLearned from12 sentences.