id	keyword
bpbj-103	wood
bpbj-103	manufacturers
bpbj-103	forest
bpbj-103	certification
bpbj-103	flooring
bpbj-103	china
bpbj-103	housing
bpbj-103	developers
bpbj-103	products
bpbj-103	market
bpbj-103	wood flooring
bpbj-103	benefits
bpbj-103	forest certification
bpbj-103	coc
bpbj-103	housing developers
bpbj-103	et al
bpbj-103	study
bpbj-103	chinese