Cambodian
Laotian
Vietnamese
This is because Cambodia, Laos, and Vietnam are three countries located in Southeast Asia and these are their main languages.
I hope this helps! :)
They had to produce more and more crops to raise enough money to feed their families. Over time the money was cut down because of how much they produced. Kind of like clearance. They couldn't feed there families anymore so they sold or gave their farm away and moved to the city for better work
It started in 1939 and ended in 1945