<prompt> Bhala ukuqhubeka kwalesi sigaba - UTrefulka wakuthola kunzima ukuthola umsebenzi kuleli zwe ngemva kokuhlasela kweSoviet iCzechoslovakia  <response>: ngo - 1968. Wachitha isikhathi esithile engasebenzi futhi esebenza njengesisebenzi esisebenza ngezandla. 