id	keyword
bpbj-61	housing
bpbj-61	construction
bpbj-61	wood
bpbj-61	market
bpbj-61	social
bpbj-61	united
bpbj-61	projects
bpbj-61	states
bpbj-61	companies
bpbj-61	cost
bpbj-61	u.s
bpbj-61	urban
bpbj-61	region
bpbj-61	countries
bpbj-61	system
bpbj-61	america