jonka Nicolas Zuluaga Puentes 3 vuotta sitten
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luonut farida al hakim
luonut Elsa Farfan
luonut jhon sanchez
luonut ESTEFANIA ALEJANDRA CALISPA ALBÀN
Create a theory that can be approve or desapprove
Analyze two variables that have a common conclusion
Comparation between before and after applying method
Data Recollected