So first go to settings ^
Then go to General then ' add new shortcut'
Then it should come up with this ^
In phrase you can type what the option will be and then in the shortcut put what you will type for the phrase to come up (don't forget to save it!)
Then go to any messaging
Click on a chat
Then type your shortcut in and your phrase will be the option!
Hope you enjoyed it!!
The creator of this guide has not included tools