Perhaps you should try some spelling variations:
about polymers » about polygenes, about polygons, bound polymers
host polymers » cost polymer, soft polymers, ucst polymers
raft polymers » graft polymers, soft polymers, graft copolymers
cnt polymers » cnt polymer, ucst polymers, plant polymers

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 (about polymers))) OR (cnt polymers)).
• Adding a wildcard symbol may retrieve word variants: ((((((host polymers) or (raft polymers))) or (about polymers))) or (cnt polymers))*.