nā te mea - because
Ko te whakaaro na te mea tika.That idea is the right one.Conjuctions - because - nā te mea
E ruku pāua ana au nā te mea e haere mai ana tōku hungarei.I'm going pāua diving because my mother-in-law is coming.Gerund phrases (fence building, bread baking, dishes washing...) - tunu parāoa...
Ehara māku e taki te karakia, nā te mea he iti taku kete pāpaku taku kete karakia.I will not be the one to recite the prayer because my kete is shallow.Conjunctions - but - engari