Add word

r u y

clear / z /
↓
" r "
clear / u /
↓
" u "
clear / j /
↓
" y "
Add letter-sound correspondence launch
Resources
Vietnamese resources:
  1. Forvo
  2. Google Translate
  3. Vietnamese to IPA Converter
General resources:
  1. Words pending
  2. elimu.ai Wiki
  3. Creating Localizable Learning Apps