[建构 / 建構, jiàn gòuㄐㄧㄢˋ ㄍㄡˋ] to construct (often sth abstract, such as good relations); to set up; to develop; construction (abstract); architecture#16197
[藏污纳垢 / 藏污納垢, cáng wū nà gòuㄘㄤˊ ㄨ ㄋㄚˋ ㄍㄡˋ] to hide dirt, to conceal corruption (成语 saw); to shelter evil people and accept wrongdoing; aiding and abetting wicked deeds#65295