For parents who have children with autism and have difficulty in communicating then this article could serve as a reference.

Autism
Antisocial syndrome which descends the children from the age of 2 years will see from an infected reluctance to communicate or talk with other people. This causes the autistic child sometimes does not blend with the environment. As a result, parents become hard to find wants and needs of the child.
Before you can take children with autism communicate better, follow these tips from D’Knot autism school following:
1. Be an example. Get used to focus on listening to the child when she was talking, then they will also be modeled.
2. When talking, make sure you get the full attention of the child, when he was busy, wait until he is ready to listen to you. For example by turning off the TV or radio that can make you concentrates on.
3. Speak as a friend, not his parents. Children with autism will be more attentive to the parents who put them as a friend. Try just watch, they will be more attentive when talking with a friend.
4. Convey the message with a clear voice, full of expression, and short! For example, “Let’s have dinner now!” Avoid the word, “Wow, what time is it? Been hungry yet? If too late, we are waking late tomorrow.”
5. Adjust the selection of words in accordance with age.
6. Give examples, such as for food. If you told him to eat vegetables, then you should first give an example. Also, do consistently.
7. Get used to speak only once and not repeated. But he listened for carefully. If he delayed, then give the penalty (non-physical).
8. Hone skills in order to listen better. As we know, children with autism do not like to talk, but loves reading and listening to music. You can sound off music or read books to him.
9. Communicate every day. Get her to more frequent follow every activity that he liked.