Native with Mercury & Rahu in 10th house has good success in their professional life. Native has such success because they are experts in tricks and tips. He may be able to take a risk for illegal activities.
Two planet yuti
Native with Mercury & Rahu conjunction in 8th house gives extremely money-minded attitude. He may be greedy in nature. Such people may be experts in tricks. Native has hidden sources of income or earnings. Sometimes he may be involved in illegal activity. He has a lack of satisfaction with any matters.