Add word

c a o - v ờ i - v ợ i

clear / k /
↓
" c "
clear / a /
↓
" a "
clear / ɔː /
↓
" o "
Add letter-sound correspondence launch
Resources
Vietnamese resources:
  1. Forvo
  2. Google Translate
General resources:
  1. Words pending
  2. elimu.ai Wiki
  3. Creating Localizable Learning Apps