char parse issue

[mess-creat]

hello author , some char can't be parsed , just like ɪ ,was parsed to ？ , my delphi version 10.3

[carloBarazzetta]

Please give me the file that is not parsed correctly

[mess-creat]

thanks for your replying ,i am learning english recently.
just like ：
pervade /pərˈveɪd/
can't be parsed correctly