Perhaps you should try some spelling variations:
"modelo de regresion binomial probit" » "modelo de regresion binaria probit" (Expand Search), "modelo de regresion lineal probit" (Expand Search), "modelo de agresion binomial probit" (Expand Search), "modelo de regreso binomial probit" (Expand Search), "modelo de revision binomial probit" (Expand Search)
"modelo de regressao binomial probit" » "modelo de regressao binaria probit" (Expand Search), "modelo de progressao binomial probit" (Expand Search), "modelo de regreso binomial probit" (Expand Search), "modelo da repressao binomial probit" (Expand Search)

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