Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Vietnamese
ầm
→
Vietnamese
ầm ĩ
(mention)
→
Vietnamese
ầm ầm
(compound)
→
Vietnamese
ầm ầm
(compound)