Perhaps you should try some spelling variations:
основеі\" » основі\" (Expand Search), основе\" (Expand Search), основні\" (Expand Search), основіеі\" (Expand Search), основееі\" (Expand Search)
основеііа\\" » основііа\\" (Expand Search), основеіа\\" (Expand Search), основнііа\\" (Expand Search), основіеііа\\" (Expand Search), основееііа\\" (Expand Search)
основіе\" » основі\" (Expand Search), основе\" (Expand Search), основные\" (Expand Search), основііе\" (Expand Search), основеіе\" (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 основіе\\") OR основеііа\\\")) OR (\\\\"ґрунтова основ\\\\"))\\\"\\"\"".
• Removing quotes may allow a broader search: \ ((\\ ґрунтова ((основеі OR основіе ) OR основеііа\ )) OR (\\ ґрунтова основ\\ ))\.