Perhaps you should try some spelling variations:
"endoscopic forehead applications" » "endoscopic formed applications", "endoscopic foreshore applications", "endoscopic forensic applications"
"endoscopic further applications" » "endoscopic other applications"
"endoscopic future applications" » "endoscopic suture applications", "endoscopy future applications", "endoscopic features applications"

Try widening your search to All Fields.

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

• If you are trying to use Boolean operators, they must be ALL CAPS: (((("endoscopic further applications") OR ("endoscopic forehead applications"))) OR ("endoscopic future applications")).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"endoscopic further applications\") OR (\"endoscopic forehead applications\"))) or (\"endoscopic future applications\"))".
• Removing quotes may allow a broader search: (((( endoscopic further applications ) OR ( endoscopic forehead applications ))) or ( endoscopic future applications )).
• Adding a wildcard symbol may retrieve word variants: (((("endoscopic further applications") OR ("endoscopic forehead applications"))) or ("endoscopic future applications"))*.