Perhaps you should try some spelling variations:
основеі\" » основі\" (Expand Search), основе\" (Expand Search), основні\" (Expand Search), основіеі\" (Expand Search), основееі\" (Expand Search)
основеіеееіеіа\" » основіеееіеіа\" (Expand Search), основееееіеіа\" (Expand Search), основніеееіеіа\" (Expand Search), основіеіеееіеіа\" (Expand Search), основееіеееіеіа\" (Expand Search)
основеіні\\" » основіні\\" (Expand Search), основені\\" (Expand Search), основніні\\" (Expand Search), основні\\" (Expand Search), основіеіні\\" (Expand Search), основееіні\\" (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 основеіеееіеіа\\") OR основеіні\\\")) OR (\\\"ґрунтова основ\\\"))*\\"\"".
• Removing quotes may allow a broader search: ((\ ґрунтова ((основеі OR основеіеееіеіа ) OR основеіні\ )) OR (\ ґрунтова основ\ ))*.