Perhaps you should try some spelling variations:
основііа\" » основі\" (Expand Search), основіііа\" (Expand Search), основеііа\" (Expand Search)
основеа\" » основе\" (Expand Search), основіеа\" (Expand Search), основееа\" (Expand Search)
основні\" » основі\" (Expand Search), основіні\" (Expand Search), основені\" (Expand Search)
основеі\" » основі\" (Expand Search), основе\" (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 (основііа\\" OR (основеа\\" OR (основні\\" OR основеі\\")))) OR (\\"ґрунтова основ\\"))~\"".
• Removing quotes may allow a broader search: (( ґрунтова (основііа OR (основеа OR (основні OR основеі )))) OR ( ґрунтова основ ))~.