For the function f(x) = 3((-1(2sin(3π(-1|x + 2| + 1)) + 2) - 2)/(3(2sin(3π(-1|x + 2| + 1)) + 2) + 2)) - 4, find the number of maximal connected intervals in [-10, 10] where f'(x) > 0.

Present the answer in LaTex format: \boxed{Your answer}
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