spreadsheet - How to find a term in google docs -

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i have spreadsheet. generate formula, shown, search term in column d.

in picture 

=if(sum(isnumber(search("blue",d1:d))*1),"1","0")

but error #value!.

have idea, did wrong?

your error might because trying sum strings. try: 

=arrayformula(sum(isnumber(search("blue",d1:d))*1))

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