Perhaps you should try some spelling variations:
основеа\\" » основе\\" (Expand Search), основіеа\\" (Expand Search), основееа\\" (Expand Search)
основеі\" » основі\" (Expand Search), основе\" (Expand Search), основні\" (Expand Search), основіеі\" (Expand Search), основееі\" (Expand Search)
основеіеіеееііеа\" » основіеіеееііеа\" (Expand Search), основееіеееііеа\" (Expand Search), основніеіеееііеа\" (Expand Search), основіеіеіеееііеа\" (Expand Search), основееіеіеееііеа\" (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 (основеа\\\" OR (основеі\\" OR основеіеіеееііеа\\"))) OR (\\\"ґрунтова основ\\\"))\\"\"".
• Removing quotes may allow a broader search: ((\ ґрунтова (основеа\ OR (основеі OR основеіеіеееііеа ))) OR (\ ґрунтова основ\ )).