It's your fault for saying "look for". They're doing just that. They're using all their available brain power thinking about the code so they don't have any to

It's your fault for saying "look for". They're doing just that. They're using all their available brain power thinking about the code so they don't have any to spare to interpret unclear instructions. Instead say "search for", or if that's still unclear say "control-F for" (or whatever shortcut activates search).