Perhaps you should try some spelling variations:
"septic ulcer hemorrhage / therapy" » "peptic ulcer hemorrhage / therapy", "peptic ulcers hemorrhage / therapy", "septic mice hemorrhage / therapy"
"aortic ulcer hemorrhage / therapy" » "peptic ulcer hemorrhage / therapy"

Try widening your search to All Fields.

You may be able to get more results by adjusting your search query.

• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"septic ulcer hemorrhage / therapy\") OR (\"aortic ulcer hemorrhage / therapy\"))".
• Removing quotes may allow a broader search: (( septic ulcer hemorrhage / therapy ) OR ( aortic ulcer hemorrhage / therapy )).
• Adding a wildcard symbol may retrieve word variants: (("septic ulcer hemorrhage / therapy") OR ("aortic ulcer hemorrhage / therapy"))*.