Add spaces between the words in the following text: TheErasmus+OLSlanguageassessmentiscompulsoryforallEVSvolunteerspartakinginmobilityperiodsofatleasttwomonthsandhavingoneofthefollowinglanguagesasthemainlanguageofwork(exceptnativespeakers).
The Erasmus+ OLS language assessment is compulsory for all EVS volunteers partaking in mobility periods of at least two months and having one of the following languages as the main language of work (except native speakers).