This is the 119th most frequent Serbian word.
нашем
"Нашем" means "our" (dative or locative singular masculine/neuter form) in English.
'нашем' is the locative form of 'наш', used here to describe possession and location relative to 'дворишту' (yard).
У нашем дворишту расте велика јабука.
In our yard, a big apple tree grows.
'нашем' is the instrumental form of 'наш', describing the medium (language) through which an action (learning) occurs.
Учимо на нашем језику од детињства.
We learn in our language from childhood.
'нашем' is the locative form of 'наш', connected to the noun 'пројекту' (project) by the preposition 'о', indicating the topic of discussion.