A version can be difficult.Logical formLearned from66 sentences. Ways can be difficult.Logical formLearned from66 sentences. Concessions can be difficult.Logical formLearned from66 sentences. A ride can be difficult.Logical formLearned from66 sentences. Trading can be difficult.Logical formLearned from66 sentences. A corner can be difficult.Logical formLearned from66 sentences. A charge can be difficult.Logical formLearned from66 sentences. A move can be difficult.Logical formLearned from66 sentences. Regions can be difficult.Logical formLearned from65 sentences. A shoot can be difficult.Logical formLearned from65 sentences. Scheduling can be difficult.Logical formLearned from65 sentences. Situations can be difficult.Logical formLearned from65 sentences. A technique can be difficult.Logical formLearned from65 sentences. Timing can be difficult.Logical formLearned from65 sentences. A tie can be difficult.Logical formLearned from65 sentences.