This is the 1871st most frequent Korean word.
공공임대주택
Public rental housing.
Here, '공공임대주택' is used as the subject of the sentence to describe what it is.
공공임대주택은 저소득층을 위한 주거 옵션입니다.
Public rental housing is a housing option for low-income households.
In this sentence, '공공임대주택' is referred to in the context of a plan for expansion by the government.
정부는 공공임대주택 공급을 확대할 계획입니다.
The government plans to expand the supply of public rental housing.
Here, '공공임대주택' is used to denote the housing into which people hope to reside.