hello. Welcome to HCM.
associated with dyspepsia
(burps) can be an indication of Helicobacter pylori infection
which is very common in India. It is possible that some small ulcer is also present. Sometimes, the muscles of stomach or near gastric inlet may go into spasm.
It will be helpful if you avoid oily and spicy food, take off and on gastric coating syrups which prevent gastric irritation.
however, even after this if your episodes subside and become more frequent, you have to visit gastroenterologist for detailed check up.