Perhaps you should try some spelling variations:
основіе\" » основі\" (Expand Search), основе\" (Expand Search), основные\" (Expand Search), основііе\" (Expand Search), основеіе\" (Expand Search)
основіеа\" » основіа\" (Expand Search), основеа\" (Expand Search), основныеа\" (Expand Search), основі\" (Expand Search), основе\" (Expand Search), основііеа\" (Expand Search), основеіеа\" (Expand Search)
основеі\" » основі\" (Expand Search), основе\" (Expand Search), основні\" (Expand Search), основіеі\" (Expand Search), основееі\" (Expand Search)
основііеа\" » основіііеа\" (Expand Search), основеііеа\" (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 (основіе\\" OR ((основіеа\\" OR основеі\\") OR основііеа\\"))) OR (\\"ґрунтова основ\\"))\"".
• Removing quotes may allow a broader search: (( ґрунтова (основіе OR ((основіеа OR основеі ) OR основііеа ))) OR ( ґрунтова основ )).