Manila, April 2 -- The Philippine Embassy in Yangon is working double-time to locate the four missing Filipinos following last week's magnitude 7.7 earthquake in Myanmar, the Department of Foreign Affairs (DFA) said on Wednesday.

The four are feared trapped in the 12-story Sky Villa Condominium in Mandalay City, one of the worst disaster sites in the Southeast Asian state.

In an interview, DFA Office of Migration Affairs Director Catherine Alpay said the majority of those retrieved from the Sky Villa since Tuesday were already deceased.

"The (embassy team is) doing everything possible to check the cadavers being retrieved - chine-check nila nang mabilisan as much as possible and they're establishing linkages with the Mandalay Hospital...