customary(agreeing with, or established by, custom) adjective [UK: ˈkʌ.stə.mə.ri] [US: ˈkʌ.stə.ˌme.ri]
usual(most commonly occurring) adjective [UK: ˈjuː.ʒʊəl] [US: ˈjuː.ʒə.wəl]It is not evident whether the police followed the usual search procedures. = Non è chiaro se la polizia abbia seguito le consuete procedure di ricerca.