public static Many <T> ToMany <T>(this IEnumerable <T> itemsBefore, T item0, T item1, T item2, T item3, params T[] itemsAfter) => Many.OfAll(itemsBefore, item0, item1, item2, item3, itemsAfter);
public static Many <T> ToMany <T>(this IEnumerable <T> itemsBefore, T item0, T item1, IEnumerable <T> itemsAfter) => Many.OfAll(itemsBefore, item0, item1, itemsAfter);
public static Many <T> ToMany <T>(this IEnumerable <T> itemsBefore, T item0, T item1, T item2, T item3) => Many.OfAll(itemsBefore, item0, item1, item2, item3);
public static Many <T> ToMany <T>(this IEnumerable <T> itemsBefore, T item0) => Many.OfAll(itemsBefore, item0);