beta >Search > some resources are not showing the parent.

Search > Search for the resource, "Doc file !'!"

The result will be displayed.

But the result is not having the expand icon to show the parent. Same case if if serach , Gtar. For Gtar, EOU3 Collection's "Feb14"!!! is the parent.

http://beta.curriki.org/xwiki/bin/view/Search/#o%3As%3Ds%253Aresource%5Ef%3Do%253Aresource%253Do%25253Aterms%25253Ds%2525253A%25252522Doc%25252520file%25252520%25252521%25252527%25252521%25252522%25255Esubjectparent%25253Ds%2525253A%25255Esubject%25253Ds%2525253A%25255Ecategory%25253Ds%2525253A%25255Elevel%25253Ds%2525253A%25255Elanguage%25253Ds%2525253A%25255Ereview%25253Ds%2525253A%25255Eictprfx%25253Ds%2525253A%25255Eict%25253Ds%2525253A%25255Especial%25253Ds%2525253A%255Egroup%253Do%25253Asubjectparent%25253Ds%2525253A%25255Esubject%25253Ds%2525253A%25255Elevel%25253Ds%2525253A%25255Elanguage%25253Ds%2525253A%25255Epolicy%25253Ds%2525253A%255Emember%253Do%25253Asubjectparent%25253Ds%2525253A%25255Esubject%25253Ds%2525253A%25255Emember_type%25253Ds%2525253A%25255Ecountry%25253Ds%2525253A%255Eblog%253Do%25253A%255Ecurriki%253Do%25253A%5Ep%3Do%253Aresource%253Do%25253Ac%25253Dn%2525253A0%25255Es%25253Dn%2525253A25%255Egroup%253Do%25253Ac%25253Dn%2525253A0%25255Es%25253Dn%2525253A25%255Emember%253Do%25253Ac%25253Dn%2525253A0%25255Es%25253Dn%2525253A25%255Eblog%253Do%25253Ac%25253Dn%2525253A0%25255Es%25253Dn%2525253A25%255Ecurriki%253Do%25253Ac%25253Dn%2525253A0%25255Es%25253Dn%2525253A25%5Et%3Ds%253Asearch-resource-tab%5Ea%3Do%253Aresource%253Do%25253Aa%25253Db%2525253A1