Perhaps you should try some spelling variations:
pol » pool, poly, poll
pole » poole, polye, polle, pope, poly
polyynes » poolyynes, polyyynes, pollyynes, polyenes, polylines
pose » post, pope
roles » role, rules

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: (((pol OR pole) OR pose) OR (polyynes OR roles)).
• Adding a wildcard symbol may retrieve word variants: (((pol or pole) or pose) or (polyynes or roles))*.