id	keyword
aijssr-1370	iron
aijssr-1370	taavisa
aijssr-1370	nso
aijssr-1370	slag
aijssr-1370	fon
aijssr-1370	smelting
aijssr-1370	africa
aijssr-1370	site
aijssr-1370	kovifem
aijssr-1370	sanggu
aijssr-1370	journal
aijssr-1370	royal
aijssr-1370	industry
aijssr-1370	nkar
aijssr-1370	research
aijssr-1370	foundry
aijssr-1370	working