sequencia = a b
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alternativa = a|b
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De0ate1b = [a] /* 0:1 */
De0ate1b = (a)? /* 0:1 */
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De0ate1d = (a b)? /* 0:1 */
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De0ateInf1 = a* /* 0:inf */
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De0ateInf2 = {a} /* 0:inf */
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De0ateInf3 = [a+] /* 0:inf */
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De0ateInf4 = [(a b)+] /* 0:inf */
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De1ateInf1 = a+ /* 1:inf */
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De1ateInf2 = (a b)+ /* 1:inf */
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ComSeparador1=a(";"a)*
ComSeparador1=a {";" a}
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ComSeparador4 = seq {";" seq}
seq = a b /* CSep = a b {";" a b} não simplificou*/
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