Perhaps you should try some spelling variations:
основеі\\" » основі\\" (Expand Search), основе\\" (Expand Search), основні\\" (Expand Search), основіеі\\" (Expand Search), основееі\\" (Expand Search)
основеіееі\\" » основіееі\\" (Expand Search), основеееі\\" (Expand Search), основніееі\\" (Expand Search), основіеіееі\\" (Expand Search), основееіееі\\" (Expand Search)
основееі\\" » основі\\" (Expand Search), основе\\" (Expand Search), основні\\" (Expand Search), основіееі\\" (Expand Search), основеееі\\" (Expand Search)
основ\\" » основі\\" (Expand Search), основе\\" (Expand Search)

You may be able to get more results by adjusting your search query.

• The words AND, OR and NOT may confuse the search; try adding quotes: "\"\\"((\\\"ґрунтова (основеі\\\" OR (основееі\\\" OR основеіееі\\\"))) OR (\\\"ґрунтова основ\\\"))~\\"\"".
• Removing quotes may allow a broader search: ((\ ґрунтова (основеі\ OR (основееі\ OR основеіееі\ ))) OR (\ ґрунтова основ\ ))~.