In the early stages of HIV you will only have flu like symptoms and it is very difficult to recognize. Then for a long period of time, there are no symptoms at all. However in the end, you will have the following symptoms:
Dry cough
Recurring fever and profuse night sweats
Profound and unexplained fatigue
Diarrhea that lasts for more than a week
White spots or unusual blemishes on the tongue, in the mouth, or in the throat
Pneumonia
Red, brown, pink blotches on or under the skin or inside the mouth, nose, or eyelids
Memory loss, depression, and other neurological disorders
Dry cough
Recurring fever and profuse night sweats
Profound and unexplained fatigue
Diarrhea that lasts for more than a week
White spots or unusual blemishes on the tongue, in the mouth, or in the throat
Pneumonia
Red, brown, pink blotches on or under the skin or inside the mouth, nose, or eyelids
Memory loss, depression, and other neurological disorders