[word=","] [lemma=report] [lemma=","] [tag=NN] [□]
[word=","] [lemma=report] [lemma=","] [tag=NN] [□=□]
[word=","] [lemma=report] [lemma=","] [tag=NN] [□ | □]
Includes research briefings , reports , government documents , journal articles , and websites . It indexes journals , reports , government documents , directories , books , statistical yearbooks , and conference proceedings .