Pronunciation: [nˈə͡ʊ ˈɔːl] (IPA)
Correct spelling for the English word "no all" is [nˈə͡ʊ ˈɔːl], [nˈəʊ ˈɔːl], [n_ˈəʊ ˈɔː_l] (IPA phonetic alphabet).