I spoke loudly. I wanted everybody could hear me clearly.( in order to )

1) I spoke loudly. I wanted everybody could hear me clearly.( in order to )
2) Mary often goes home as soon as the class is over. She doesn't want her mother to wait for her.( so as to)
3) These girls were talking whispers. They didn't want anyone to hear their conversation.( in order to )
4) I spoke loudly. I wanted everybody could hear me clearly.( so as so)