So; so that; in order to; introduces result or purpose clause and joins to nuclear clause of sentence. Indicates that the result or purpose is a positive outcome or an expected outcome in the mind of the speaker.
Man-istudy kiya say onchowal kiya.
We will study so that we will pass (the course).
cf: Man-istudy kiya et say nat mebagsak kiya.
We will study so that we will not fail.
Enog i ahad cha tofing say nat ma-kas ka.
Don't walk on the stone wall so that you will not fall.
cf: Piyan mon man-ekad cha tofing et say ma-kas ka?
Do you want to walk on the stone wall so that you will fall?