refactor: #1373 Rename to "Letter-sound correspondence"
refactor: #1373 Rename to "Letter-sound correspondence"

elimu-ai/webapp,literacyapp-org/literacyapp-web,literacyapp-org/literacyapp-web,literacyapp-org/literacyapp-web,elimu-ai/webapp,elimu-ai/webapp,literacyapp-org/literacyapp-web,elimu-ai/webapp