Perhaps you should try some spelling variations:
основеі\\" » основі\\" (Expand Search), основе\\" (Expand Search), основні\\" (Expand Search), основіеі\\" (Expand Search), основееі\\" (Expand Search)
основеіеные\" » основіеные\" (Expand Search), основееные\" (Expand Search), основніеные\" (Expand Search), основіеіеные\" (Expand Search), основееіеные\" (Expand Search)
основеіееіеіеа\" » основіееіеіеа\" (Expand Search), основеееіеіеа\" (Expand Search), основніееіеіеа\" (Expand Search), основіеіееіеіеа\" (Expand Search), основееіееіеіеа\" (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 основеіеные\\") OR основеіееіеіеа\\")) OR (\\\"ґрунтова основ\\\"))\\"\"".
• Removing quotes may allow a broader search: ((\ ґрунтова ((основеі\ OR основеіеные ) OR основеіееіеіеа )) OR (\ ґрунтова основ\ )).