We have to use: (if and that) most of the time, the error occurs, the point of the right, the opening is the point of the fracture, and the opposite also occurs, and in our minds in some of this does not represent a definite aspect of the use of any one of these two tools, from here I found the issue in need of a comprehensive study that limits it And reveals its subtleties, after the illusion in it became too extensive, so the private words of the public took hold, on the understanding that it is necessary for everyone to know it, because it is not a sufficient obligation as the fundamentalists say, especially if we know that the correct texts - legible and written - require by their nature fixed standards derived from the controls Grammar and language, and the critical review and comprehensive monitoring provided by this research will put our hands on multiple facts that we have overlooked or overlooked, even though they are fundamental and objective, and the new grammatical lesson is guaranteed to provide us with a lot of explanation and analysis on issues, which we have established that they are among what maturity. And burned from this vast, intertwined Arabic grammar, and the reality of the matter is not like that, and this study is a part of the grammatical insight, not intolerant to everything that the ancient grammarians said, but rather it has something to say about its subject as well.