This is the 3110th most frequent Polish word.
projektach
"Projektach" is the locative plural form of "projekt," meaning "projects" in contexts like "in projects" or "about projects."
Here, 'projektach' is used in the locative plural form of 'projekty', indicating the context of activities.
Pracuję nad wieloma projektach na uczelni.
I am working on many projects at the university.
In this sentence, 'projektach' is again the locative plural form, following the preposition 'o' which requires locative case.
Rozmawialiśmy o interesujących projektach w naszej firmie.
We talked about interesting projects in our company.
Here, 'projektach' is used in the locative plural form, complementing the implied location or focus of discussion.