Perhaps you should try some spelling variations:
"gia geographical range paper i/2011" » "gia geographical area paper i/2011", "gia geographical labor paper i/2011", "gia geographical coverage paper i/2011", "_ geographical range paper i/2011", "global geographical range paper i/2011", "point geographical range paper i/2011", "gia geographical range papers _/2011"
"a demographic shifts paper _/2011" » "_ demographic shifts paper _/2011", "_ demographics shifts paper _/2011", "_ geographic shifts paper _/2011", "a demographic white paper _/2011"

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