Usages of obserwacja
Ufamy wielu obserwacjom z tych kwestionariuszy.
We trust many observations from these questionnaires.
Wierzymy wielu sugestiom i wnikliwie analizujemy te obserwacje.
We believe many suggestions, and we are thoroughly analyzing these observations.
Elon.io is an online learning platform
We have an entire course teaching Polish grammar and vocabulary.