Perhaps you should try some spelling variations:
основеіе\" » основі\" (Expand Search), основе\" (Expand Search), основні\" (Expand Search), основіе\" (Expand Search), основее\" (Expand Search), основніе\" (Expand Search), основіеіе\" (Expand Search), основееіе\" (Expand Search)
основеі\" » основі\" (Expand Search), основе\" (Expand Search), основні\" (Expand Search), основіеі\" (Expand Search), основееі\" (Expand Search)
основіні\" » основні\" (Expand Search), основі\" (Expand Search), основііні\" (Expand Search), основеіні\" (Expand Search)
основные\" » основе\" (Expand Search), основні\" (Expand Search), основіные\" (Expand Search), основеные\" (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 (основеіе\\" OR ((основеі\\" OR основіні\\") OR основные\\"))) OR (\\"ґрунтова основ\\"))~\"".
• Removing quotes may allow a broader search: (( ґрунтова (основеіе OR ((основеі OR основіні ) OR основные ))) OR ( ґрунтова основ ))~.