Perhaps you should try some spelling variations:
основіе\" » основі\" (Expand Search), основе\" (Expand Search), основііе\" (Expand Search), основеіе\" (Expand Search)
основные\" » основе\" (Expand Search), основні\" (Expand Search), основіные\" (Expand Search), основеные\" (Expand Search)
основныеі\" » основеі\" (Expand Search), основніі\" (Expand Search), основні\" (Expand Search), основіныеі\" (Expand Search), основеныеі\" (Expand Search)
основніі\" » основні\" (Expand Search), основі\" (Expand Search), основном\" (Expand Search), основініі\" (Expand Search), основеніі\" (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 основные\\") OR (основныеі\\" OR основніі\\"))) OR (\\"ґрунтова основ\\"))\"".
• Removing quotes may allow a broader search: (( ґрунтова ((основіе OR основные ) OR (основныеі OR основніі ))) OR ( ґрунтова основ )).