id	keyword
app01-8040	� �
app01-8040	¨ �
app01-8040	� ¨
app01-8040	carbon
app01-8040	concrete
app01-8040	ccc
app01-8040	life
app01-8040	co2eq
app01-8040	fiber
app01-8040	cycle
app01-8040	src