Perhaps you should try some spelling variations:
основеіа\" » основі\" (Expand Search), основе\" (Expand Search), основні\" (Expand Search), основіеіа\" (Expand Search), основееіа\" (Expand Search)
основіеі\" » основі\" (Expand Search), основе\" (Expand Search), основні\" (Expand Search), основііеі\" (Expand Search), основеіеі\" (Expand Search)
основені\" » основні\" (Expand Search), основі\" (Expand Search), основе\" (Expand Search), основіені\" (Expand Search), основеені\" (Expand Search)
основеа\" » основе\" (Expand Search), основіеа\" (Expand Search), основееа\" (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 ((основеіа\\" OR (основіеі\\" OR основені\\")) OR основеа\\")) OR (\\"ґрунтова основ\\"))~\"".
• Removing quotes may allow a broader search: (( ґрунтова ((основеіа OR (основіеі OR основені )) OR основеа )) OR ( ґрунтова основ ))~.