I need to put amount '0' if the row exist but has no amount in my "where " conditions
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I need to put amount '0' if the row exist but has no amount in my "where "  conditions.

the orginal commad is :

select t.aaa, count (t.bbb), sum (t.ccc) from nrb t where t.vvv IN  ('3','4','5','6','D','E','F') and t.ddd like '50%' and t.eee >= TO_DATE('2012/03/21','YYYY/MM/DD') and t.eee <= TO_DATE('2012/07/21','YYYY/MM/DD') group by t.aaa order by t.aaa


and the result is :
"result" tab in excel file.
 


i need this result:
"result 2" tab in excel file.


the file : i did send full result . please just delet * from the link. 
ht*tp://www.mediafire.com/?69cc4ay6cyt9cr9

 
how can i have this ?
 

Pl/sql 7.0.2 unlimited user lisence

 oci : 9.2

 oracle db : 11.1.0.6.0 enterprise

os : win xp
