Here's the abbreviations you can use in Type Mode (English Language):

COUNTRIES:

Myanmar -> Burma South Korea -> ROK Eswatini -> Swaziland North Korea -> DPRK Vatican City -> Vatican United States -> USA, US East Timor -> Timor Leste Czech Republic -> Czechia Cape Verde -> Cabo Verde China -> Republic of China, PRC Central African Republic -> CAR United Arab Emirates -> Emirates, UAE United Kingdom -> Great Britain, Britain, UK Federated States of Micronesia -> Micronesia Bosnia and Herzegovina -> Bosnia Herzegovina Republic of the Congo -> Congo Brazzaville, ROC Saint Vincent and the Grenadines -> Saint Vincent Sao Tome and Principe -> Saint Thomas and Prince Democratic Republic of the Congo -> Congo Kinshasa, DRC

CITIES:

Kyiv -> Kiev Kolkata -> Calcutta Mumbai -> Bombay Santiago de Chile -> Santiago

OTHERS:

Soviet Union -> USSR Aluminium -> Aluminum

Saint can be abbreviated as "St" You can also ignore the spaces between words.