Perhaps you should try some spelling variations:
soft polymeric » soft polymer, soft polymers, smart polymeric
host polymers » cost polymer, soft polymers, ucst polymers
raft polymers » graft polymers, soft polymers, graft copolymers
ucst polymer » ucst polymers, guest polymer, cnt polymer

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: ((((((host polymers) OR (raft polymers))) OR (soft polymeric))) OR (ucst polymer)).
• Adding a wildcard symbol may retrieve word variants: ((((((host polymers) or (raft polymers))) or (soft polymeric))) or (ucst polymer))*.