A round can be difficult.Logical formLearned from10 sentences. An other side can be difficult.Logical formLearned from10 sentences. Expeditions can be difficult.Logical formLearned from10 sentences. An enemy can be difficult.Logical formLearned from10 sentences. (Credit market conditions) can be difficult.Logical formLearned from10 sentences. Enforcement may prove difficult.Logical formLearned from10 sentences. An (interest rate environment) can be difficult.Logical formLearned from10 sentences. An illness can be difficult.Logical formLearned from10 sentences. Lies can be difficult.Logical formLearned from10 sentences. Soccer can be difficult.Logical formLearned from10 sentences. Touring can be difficult.Logical formLearned from10 sentences. A debate can be difficult.Logical formLearned from10 sentences. A (standing position) can be difficult.Logical formLearned from10 sentences. Access to a fuselage of a jetliner may be made difficult.Logical formLearned from10 sentences. An inquiry can be difficult.Logical formLearned from10 sentences.