(Backroom dealings) can be shady.Logical formLearned from4 sentences. (Business interests) can be shady.Logical formLearned from4 sentences. Transfers can be shady.Logical formLearned from4 sentences. Ideas can be shady.Logical formLearned from4 sentences. Oil can be shady.Logical formLearned from4 sentences. A criminal underworld can be shady.Logical formLearned from4 sentences. (Business activities) can be shady.Logical formLearned from4 sentences. A sect can be shady.Logical formLearned from4 sentences. A perch can be shady.Logical formLearned from4 sentences. Earnings can be shady.Logical formLearned from4 sentences. An (investment firm) can be shady.Logical formLearned from4 sentences. A manuever can be shady.Logical formLearned from4 sentences. A (land transaction) can be shady.Logical formLearned from4 sentences. A (money transfer) can be shady.Logical formLearned from3 sentences. (Pyramid investment schemes) can be shady.Logical formLearned from3 sentences.