https://eduschool40.blog/%d9%85%d9%82%d8%b1%d8%b1-%d9%85%d8%a7%d8%af%d8%a9-syntax-and-morphology-%d8%a7%d9%84%d9%85%d8%b3%d8%aa%d9%88%d9%89-%d8%a7%d9%84%d8%b3%d8%a7%d8%af%d8%b3-%d9%82%d8%b3%d9%85-%d8%a7%d9%84%d9%84%d8%ba/