Hills can be troubled.Logical formLearned from16 sentences. A (rail operator) can be troubled.Logical formLearned from16 sentences. A (property developer) can be troubled.Logical formLearned from16 sentences. (Investment funds) can be troubled.Logical formLearned from16 sentences. A model can be troubled.Logical formLearned from15 sentences. A 15-year-old can be troubled.Logical formLearned from15 sentences. Systems can be troubled.Logical formLearned from15 sentences. Urban areas can be troubled.Logical formLearned from15 sentences. An officer can be troubled.Logical formLearned from15 sentences. A sigh can be troubled.Logical formLearned from15 sentences. A (credit history) can be troubled.Logical formLearned from15 sentences. A female may feel troubled.Logical formLearned from15 sentences. A rest can be troubled.Logical formLearned from15 sentences. A (mortgage debt) can be troubled.Logical formLearned from15 sentences. A day can be troubled.Logical formLearned from15 sentences.