 Over the past 1200 years , Vikings , Normans , Welsh , Flemings , Scots , English , Africans , Eastern Europeans and South Americans have all added to the population and have had significant influences on Irish culture . 
 Over the past 1200 years , Vikings , Normans , Welsh , Flemings , Scots , English , Africans , Eastern Europeans and South Americans <a href='been_done' title='1'><mark>have</mark></a> all added to the population and <a href='been_done' title='2'><mark>have</mark></a> had significant influences on Irish culture . 
Ova the past 1200 years , Vikings , Normans , Welsh , Flemings , Scots , English , Africans , Eastern Europeans and South Americans done alll added to da population and done had significant influences on Irish culture .