Transactions can be difficult.Logical formLearned from21 sentences. A plan can be difficult.Logical formLearned from21 sentences. A by-election can be difficult.Logical formLearned from20 sentences. A kick can be difficult.Logical formLearned from20 sentences. A show can be difficult.Logical formLearned from20 sentences. Retrieval can be difficult.Logical formLearned from20 sentences. A gameplay can be difficult.Logical formLearned from20 sentences. A fire can be difficult.Logical formLearned from20 sentences. Attribution can be difficult.Logical formLearned from20 sentences. Stability can be difficult.Logical formLearned from20 sentences. (Soil conditions) can be difficult.Logical formLearned from20 sentences. Creatures can be difficult.Logical formLearned from20 sentences. An aircraft can be difficult.Logical formLearned from20 sentences. A defense can be difficult.Logical formLearned from20 sentences. A province can be difficult.Logical formLearned from20 sentences.