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Your back muscles and your bi's are synergist muscles, so they ought to be worked together, if overloading them is your goal.
Same thing with the delts, tris, and pecs.
If you're only going to work out three times a week then I would just scrap that whole thing and do three fullbodies a week.
And for the record, the reason you're not getting much of a response is because your program is vauge and almost useless. You have yet to tell us your exercise choice, exercise order, or set x rep scheme.