in the absence of such knowledge we are working somewhat dark here and there is reason to believe that there are many extraneous circumstances of which we are unaware at the present
In the absence of such knowledge, we are working somewhat in the dark here, and there is reason to believe that there are many extraneous circumstances of which we are unaware at the present time.
In the absence of such knowledge, we are working somewhat dark here, and there is reason to believe that there are many extraneous circumstances of which we are unaware at the present