Perhaps you should try some spelling variations:
основеі\" » основі\" (Expand Search), основе\" (Expand Search), основні\" (Expand Search), основіеі\" (Expand Search), основееі\" (Expand Search)
основеіеа\" » основіеа\" (Expand Search), основееа\" (Expand Search), основніеа\" (Expand Search), основіеіеа\" (Expand Search), основееіеа\" (Expand Search)
основеііеа\\" » основііеа\\" (Expand Search), основеіеа\\" (Expand Search), основнііеа\\" (Expand Search), основіеііеа\\" (Expand Search), основееііеа\\" (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 основеіеа\\") OR основеііеа\\\")) OR (\\\"ґрунтова основ\\\"))\\"\"".
• Removing quotes may allow a broader search: ((\ ґрунтова ((основеі OR основеіеа ) OR основеііеа\ )) OR (\ ґрунтова основ\ )).