Perhaps you should try some spelling variations:
основні\" » основі\" (Expand Search), основіні\" (Expand Search), основені\" (Expand Search)
основіні\" » основі\" (Expand Search), основііні\" (Expand Search), основеіні\" (Expand Search)
основеіа\" » основі\" (Expand Search), основе\" (Expand Search), основіа\" (Expand Search), основеа\" (Expand Search), основіеіа\" (Expand Search), основееіа\" (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 ((основні\\" OR основіні\\") OR (основеіа\\" OR основеі\\"))) OR (\\"ґрунтова основ\\"))~\"".
• Removing quotes may allow a broader search: (( ґрунтова ((основні OR основіні ) OR (основеіа OR основеі ))) OR ( ґрунтова основ ))~.