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4th row, second column. It did take a few seconds to find it, now I see what developers see after a long day!

4 lines down one over

second row in from the left. 4th b down from the top.

that was hard! lol

I'm late to the first, acctually it's easy for my eye man . . .:-)

Second column, 4th row

4th row second column

Forth row, second letter