Being able to dial your iPhone using nothing but your voice is one of the coolest features of iOS’ Voice Control feature, and it works great most of the time. Sometimes, though, it can get hung up on hard-to-pronounce names—let’s use Samir Nagheenanajar as an example. To help Voice Control recognize his last name, all you need to do is open the Contacts app, tap on Samir’s name, and tap Edit. Down at the bottom of the page,…