Perhaps you should try some spelling variations:
polyen » polyene, polyenes, polyyen, poolyen, pollyen
pole » pope, pose, poly, polye, poole, polle
polecen » popecen, posecen, polycen, polyecen, poolecen, pollecen
pol » poly, pool, poll
woolle » woollen, woolley, woollet
poolyolen » polyolen, polyole
poolya » pooya, pooly, poorya

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: ((((polyen OR pole) OR (pol OR woolle)) OR ((poolyolen OR polecen) OR post)) OR poolya).
• Adding a wildcard symbol may retrieve word variants: ((((polyen or pole) or (pol or woolle)) or ((poolyolen or polecen) or post)) or poolya)*.