first-order corrrelation,   first-ordrr correlation,   first-order correlasion,   first-otder correlation,   first-orrder correlation,   first-orderr correlation,   first-order corrrelation,   first-order correlatoin,   first-order coorrelation,   first-ordee correlation,   fitst-order correlation,   first-order orrelation,   frist-order correlation,   first-orer correlation,   first-orser correlation,   firstt-order correlation,   first-order correlatiob,   first-order corrwlation,   first-order vorrelation,   first-order correlatino,   firat-order correlation,   first-order ccorrelation,   first-order crorelation,   first-order cotrelation,   first-order correation,   first-order correllation,   first-orderc orrelation,   first-order correltaion,   first-order correlatio,   firsr-order correlation,   first-order cirrelation,   firdt-order correlation,   first-order corelation,   first-oorder correlation,   first-irder correlation,   first-order correlationn,   first-order correlatin,   first-order corrrlation,   first-rder correlation,   first-oeder correlation,   first-order corre;ation,   first-order correlatiom,   irst-order correlation,   first-prder correlation,   first-order correlstion,   forst-order correlation,   fiest-order correlation,   firsto-rder correlation,   first-order correlatuon,   firsy-order correlation,   first-orde rcorrelation,   firstorder correlation,   firs-order correlation,   first-order correaltion,   first--order correlation,   fiirst-order correlation,   fisrt-order correlation,   frst-order correlation,   first-order correkation,   first-oder correlation,   first-order correlatioon,   girst-order correlation,   first-order coreelation,   first-order corrleation,   first-odrer correlation,   firrst-order correlation,   first-order corrlation,   first-order correlatoon,   first-order correlaton,   furst-order correlation,   first-order correlation,   fist-order correlation,   first-order xorrelation,   first-order correlaion,   first-order correlarion,   first-orfer correlation,   first-order correlattion,   first-oredr correlation,   first-order ocrrelation,   first-order correelation,   first-ordwr correlation,   first-order cortelation,   first-ordor correlation,   dirst-order correlation,   ifrst-order correlation,   first-order correlatiin,   firts-order correlation,   firsst-order correlation,   first-order corerlation,   first-order crrelation,   first-ordeer correlation,   first-ordre correlation,   first-order correlaation,   firt-order correlation,   first-order correlatiion,   first-order coerelation,   first-ordr correlation,   firs-torder correlation,   first-order correltion,   first-order correlatipn,   first-order corelation,   ffirst-order correlation,   first-ordercorrelation,   first-ordder correlation,   first-order correlaiton,   first-ordet correlation,   first-orde correlation,   first-order correlayion,   first-order cprrelation,   first-roder correlation