Add word

n g h i ê n g - n g ả

clear / ŋ /
↓
" n g "
clear / h /
↓
" h "
clear / i /
↓
" i "
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