Perhaps you should try some spelling variations:
poleznyi » poleznyj, poleznykh, polanyi, pooleznyi, polyeznyi, poleeznyi
pol » pool, poly, pole
poleyis » pooleyis, polyeyis, poleeyis, poleis, polemis, polemics
poolle » poole, poolla
woolle » woollen, woolley, woollet
pooleyis » pooley, dooleys
pooly » poorly, pooley, pool

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: (((poleznyi OR pol) OR ((poolle OR woolle) OR pope)) OR ((poleyis OR pooleyis) OR pooly)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "(((poleznyi or pol) or ((poolle OR woolle) or pope)) or ((poleyis or pooleyis) or pooly))".
• Adding a wildcard symbol may retrieve word variants: (((poleznyi or pol) or ((poolle OR woolle) or pope)) or ((poleyis or pooleyis) or pooly))*.