id	keyword
cpos-26	ggs
cpos-26	children
cpos-26	fertility
cpos-26	german
cpos-26	histories
cpos-26	survey
cpos-26	data
cpos-26	mikrozensus
cpos-26	fertility histories
cpos-26	respondents
cpos-26	cohorts
cpos-26	west
cpos-26	estimates
cpos-26	bias
cpos-26	information
cpos-26	women