Perhaps you should try some spelling variations:
основені\\" » основні\\" (Expand Search), основі\\" (Expand Search), основе\\" (Expand Search), основіені\\" (Expand Search), основеені\\" (Expand Search)
основеііеііа\" » основііеііа\" (Expand Search), основеіеііа\" (Expand Search), основнііеііа\" (Expand Search), основіеііеііа\" (Expand Search), основееііеііа\" (Expand Search)
основеі\" » основі\" (Expand Search), основе\" (Expand Search), основні\" (Expand Search), основіеі\" (Expand Search), основееі\" (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 ((основеііеііа\\" OR основені\\\") OR основеі\\")) OR (\\\"ґрунтова основ\\\"))~\\"\"".
• Removing quotes may allow a broader search: ((\ ґрунтова ((основеііеііа OR основені\ ) OR основеі )) OR (\ ґрунтова основ\ ))~.