Article in English: Your bird will most likely learn simple words if you say them frequently. Pick expressions it is likely to hear often from you and other people, such as:  hello bye-bye night-night your bird's name The psychologist B.F. Skinner taught pigeon to twirl and read by training them with baby steps. The imitation of a tones or parts of words, can be a first step in learning to imitate words. When training incrementally, it is important to continually raise the bar for your animal. This will ensure that you have your bird's attention. The closeness will help build the relationship between you and your bird, as well as help focus the bird on the sounds you want them to make. Experiments involving African Grey parrots, such as the infamous Alex, show that these birds learn better when two people are involved. This is called the model/rival method, wherein another speaker demonstrates the desired communication, and the bird learns to speak by observing articulations in context. Escaped birds have even been found to teach wild birds to talk. This highlights the social nature of how birds learn to communicate. For example, say "Up" when you lift up your bird. This will teach it to associate a movement with certain words. Just like a child, birds benefit when learning from a sense of fun. By giving rewards, such as treats, and engaging with your bird in an excited way, it encourages the bird to enjoy this new language game.  Rewards should be given immediately after the desire behavior is performed. This helps the bird know it is doing something correct. Avoid rewarding the bird when it is not talking. This will strengthen its desire to perform. Experiment. Maybe you're pet's less of a hello and more of a howdy kind of bird. If your bird does respond well to what or how you're trying to teach them, try something else. Give your bird a variety of sounds to produce, you not only make sure they're entertained, you stimulate their brain's natural tendency to learn with novelty. Studies have shown that song birds learn to sing...

Summary in Vietnamese:
Bắt đầu bằng những từ đơn giản. Khuyến khích những âm thanh giống với lời nói. Đặt chim đứng trước miệng của bạn khi dạy nó nói. Tham gia cùng người thân hoặc bạn bè. Lặp lại những từ hoặc cụm từ nhất định mỗi khi bạn thực hiện một hành động với chú chim của mình. Đảm bảo chú chim của bạn được vui. Xem xét việc bật băng ghi âm những từ bạn muốn cho chim học. Hãy kiên nhẫn.