If you are experiencing a white jelly-like discharge with blood streaks at 39 weeks of pregnancy and no signs of labor pain, it could be a sign that your body is preparing for labor. This type of discharge, known as the "bloody show," occurs when the cervix begins to soften and dilate. It is usually a positive sign that labor will begin soon. However, it is always best to consult with your healthcare provider to rule out any potential complications or concerns. They can provide personalized advice based on your specific situation.