Perhaps you should try some spelling variations:
entr » entry, entre, entro
entra » entrya, entrea, entroa, entry, entre, extra
entroa » entryoa, entreoa, entrooa, entrou, entropia, entronca
entrepre » entryepre, entreepre, entroepre, entreprise, entreprend, entrepris
entryye » entryyye, entreyye, entroyye
entroyye » entryoyye, entreoyye, entrooyye, entropy, entropie

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: ((entr OR (entra OR entroa)) OR (entrepre OR (entryye OR entroyye)))('act OR 'acts).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((entr or (entra or entroa)) or (entrepre or (entryye OR entroyye)))('act or 'acts)".
• Adding a wildcard symbol may retrieve word variants: ((entr or (entra or entroa)) or (entrepre or (entryye OR entroyye)))('act or 'acts)*.