Data difference between Same code

can anyone please let me know why i am getting count difference

1. This code given 4 record 

#set ($searchQuery = "%{}")
#set($query = "community" )
$searchQuery.Add("Query", $query)
#set($filter = "type::blog" )
$searchQuery.Add("Filters", $filter)
$searchQuery.Add("PageSize", 15)

#set($results = $core_v2_searchResult.List($searchQuery))
count $results.TotalCount

Below code gives zero record

#set ($searchQuery = "%{}")
#set($query = "community" )
$searchQuery.Add("Query", $query)
#set($filter = "type::blog" )
$searchQuery.Add("Filters", $filter)
$searchQuery.Add("PageSize", 15)

#set($results = $core_v2_searchResult.List($searchQuery))