Perhaps you should try some spelling variations:
opinions delivered » union delivered
curved elements » formed elements, lumped elements, bounded elements
press curved » process curves, process curve, stress curves
ft opinions » et opinions, few opinions, _ opinions
get press » get process, great press, cert press

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: (( ft opinions delivered placenta ) OR ( get press curved elements )).
• Adding a wildcard symbol may retrieve word variants: (( ft opinions delivered placenta ) or ( get press curved elements ))*.