CPL @1109 (71.3%) on 12-jun-2018 [ "membrane of _" "_ produces too much acid" "organs such as _" "acid irritates _" "swollen blood vessels in _" "acidic stomach contents into _" "Food passes from _" "upper muscles of _" "disorders of _" "hand in _" "body cavities , such as _" "lower muscles of _" "food sticking in _" "ulceration of _" "irritation of _" "_ is an organ" "stomach up into _" "food getting stuck in _" "blood vessels in _" "inflammation of _" "partial blockages of _" "mucous membrane of _" "valve separating _" "muscles of _" "reflux into _" "internal organs such as _" "lining membrane of _" "acid up into _" "bacteria are carried in _" "bullet wound to _" "stem is inserted into _" "muscular walls of _" "stomach acid into _" "delicate lining of _" "stomach contents through _" "stomach contents into _" "advanced cancer of _" "foreign bodies from _" ] using gullet