source: We also believe that the significance of these factors varies considerably, depending on whether the young person has acquired the language at home or through the education system. 
target: Credwn hefyd fod arwyddocâd y ffactorau hyn yn amrywio’n sylweddol, gan ddibynnu a yw’r person ifanc wedi caffael yr iaith gartref neu drwy’r system addysg. 