Perhaps you should try some spelling variations:
основеа\" » основе\" (Expand Search), основіеа\" (Expand Search), основееа\" (Expand Search)
основеі\" » основі\" (Expand Search), основе\" (Expand Search), основні\" (Expand Search), основіеі\" (Expand Search), основееі\" (Expand Search)
основіеі\" » основі\" (Expand Search), основе\" (Expand Search), основні\" (Expand Search), основііеі\" (Expand Search), основеіеі\" (Expand Search)
основіеіеа\" » основіеа\" (Expand Search), основееа\" (Expand Search), основніеа\" (Expand Search), основііеіеа\" (Expand Search), основеіеіеа\" (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 (основеа\\" OR ((основеі\\" OR основіеі\\") OR основіеіеа\\"))) OR (\\"ґрунтова основ\\"))\"".
• Removing quotes may allow a broader search: (( ґрунтова (основеа OR ((основеі OR основіеі ) OR основіеіеа ))) OR ( ґрунтова основ )).