Perhaps you should try some spelling variations:
pol » pool, poly, pole
polyaeno » poolyaeno, polyyaeno, poleyaeno, polyamino, polyaenus, polyagent
polyyaeno » poolyyaeno, polyyyaeno, poleyyaeno
polis » poolis, polyis, poleis, polish, poles, polls
poleis » pooleis, polyeis, poleeis, polens, paleis, polemics

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 (polyaeno OR polyyaeno)) OR (((polis OR poleis) OR home) OR rollen)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((pol or (polyaeno or polyyaeno)) or (((polis OR poleis) or home) or rollen))".
• Adding a wildcard symbol may retrieve word variants: ((pol or (polyaeno or polyyaeno)) or (((polis OR poleis) or home) or rollen))*.