Sentence examples for they changes from inspiring English sources

The sentence "they changes" is not correct and should not be used in written English
The correct verb form to use with the subject "they" is "change." For example, "They change their clothes every day." If you are referring to a specific situation in which "they" changes, you could use the verb "to change" in a different form, such as "They are changing their plans." However, "they changes" is not a grammatically correct construction and should be avoided in written English.