The symptoms you have mentioned are commonly associated with reflux problem ( medically called GERD).
Next Steps
Please consult a gastroenterologist ( medical or surgical). If no one nearby please consult a general physician or general surgeon
Health Tips
pl avoid spicy and fatty ( oily/ meat etc) for the time being. limit coffee/ tea. pl space your food to 4-5 times per day and reduce quantity of intake. These general measures however are to be followed in consultation with doctor and not in lieu of it