Diseases and combinations:-

Moon – Mercury – Skin & food allergies.
Moon – Mars – BP, headaches, dehydration,bleeding disorders if in (6,8,12) .
Moon – Jupiter – Inflammation , Cough ,Cholesterol
Mars- Mercury – thyroid ,autoimmune ,neuropathy,acid in intestines (ulcer)
Saturn – Venus – Kidney issues,Insulin Resistance,Vericose veins,veins issues,PCOD
Sun – Saturn – Gluten intolerance,Indigestion,Hairfall,Heart issues,slow gut
Saturn – Moon – Depression,Lactose Intolerance,Gastaritis,joint issues,water weight
Saturn – Venus – Rahu – Diabetes and tumors
Jupiter – Rahu – liver issues
Moon – Rahu – Anxiety ,hyperactivity,food cravings
Moon- Ketu – anxiety ,claustrophobia,fear,gut issues
Mercury – Rahu – Hyperactivity ,schizophrenia,Infections in gut,H.Pylori
Mars – Ketu – Blockages (depending on house),Stones,Gout

This is what I have seen and observed during my readings.