Perhaps you should try some spelling variations:
saila departamento » el departamento (Expand Search), del departamento (Expand Search), vasco departamento (Expand Search)
asuntos economicos » aspectos economicos (Expand Search), agentes economicos (Expand Search), estudios economicos (Expand Search)
sociales divison » social division (Expand Search), sociales discusion (Expand Search), social divisions (Expand Search)
de estadistica » la estadistica (Expand Search), las estadisticas (Expand Search)
economicos y » economico de (Expand Search)
de asuntos » en asuntos (Expand Search)
y sociales » y social (Expand Search)
divison de » division de (Expand Search), divisor de (Expand Search), division del (Expand Search)