f_{lc}:\mbox{language}\mapsto\mbox{country}
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Recent Referers:
  1. http://formula.s21g.com/?%0Af_%7Blc%7D:%5Cmbox%7Blanguage...
  2. http://formula.s21g.com/?f_%7Blc%7D:%5Cmbox%7Blanguage%7D...