temps (durée) (2) programme d'études (2) Treatment (2) Care (2) Methods (2) Time (2) Persons (2) Human beings (2) Learning (2) Language and languages (2) Epilepsy (2) Education (2) Ability (2) Methods (2) Knowledge and learning (2) Languages (2) langues (2) puits (1) formation (1) enseignement (1) enquête (1) spectacle (1) route (1) accroissement de la population (1) besoin (1) mortalité (1) matériau (1) gestion (1) perte (1) indicateur (1)