Here's how the technique works: When shown a word, the patient looks at the first letter.
Usoro na-arụ ọrụ dị ka nke a: Mgbe ị nwetara ntinye aha, usoro ahụ na-enyocha ma ọ bụrụ na ihe mbụ bụ na ụzọ aha echekwara na faịlụ aha.