id	keyword
fbem-30121	insurance
fbem-30121	trust
fbem-30121	social
fbem-30121	participation
fbem-30121	pension
fbem-30121	level
fbem-30121	pension insurance
fbem-30121	household
fbem-30121	revitalization
fbem-30121	residents
fbem-30121	insurance participation
fbem-30121	family
fbem-30121	families
fbem-30121	paper