1.The villagers are trying to learn English .They can communicate with foreign customers.(In order that).
=>The villagers are trying to learn English in order that they can communicate with foreign customers
2.We ate lunch.Then we went to Non Luoc marble village to buy some souvenirs.(After)
=>After we ate lunch, we went to Non Luoc marble village to buy some souvenirs
3.This hand-embroidered picture was expensive. We bought it. (Even though)
=>Even though this hand-embroidered picture was expensive .We bought it.
4.This department store is an attraction in my city. The products are of good quality. (because)
=>This department store is an attraction in my city beacause the products are of good quality.
5.This is called a Chuong conical hat. It was made in Chuong village. (since)
=>This is called a Chuong conical hat since it was made in Chuong village.