G2= 040203 De La Conjo MF 3000 Basic Pay

=SEARCH({0,1,2,3,4,5,6,7,8,9},G2,6)

When I use the above formula to search the the following numbers and it
returns a value.


Why I get an error when I change the formula to,

=SEARCH({1000,3000},G2,6)