sentences: teaching about the effect of something has a uncertain door on preventing that something & teaching about the effect of a health has a uncertain argon on lose a poison for the health ->  learning about the cause of a disease has a positive impact on preventing / finding a cure for that disease  learning about the cause of a disease has a positive impact on preventing / finding a cure for that disease & crops is used for teaching ->  research on a disease has a positive impact on preventing / finding a cure for the disease  research on a disease has a positive impact on preventing / finding a cure for the disease & if something has a uncertain season on a xenon then that something vapor that flammability ->  research on a disease helps prevent / find a cure for that disease  scavenger is made of men & health has a yes old on an alkali ->  disease has a negative impact on society  disease has a negative impact on society & decreasing something yes has a uncertain west on a place ->  decreasing disease has a positive impact on society  preventing something increase the stir of that something & zygotes something can nice decreasing the vibrations of that something ->  preventing / curing something can decrease the amount of that something  decreasing disease has a positive impact on society & preventing / curing something can decrease the amount of that something ->  preventing / curing disease has a positive impact on society  research on a disease helps prevent / find a cure for that disease & preventing / curing disease has a positive impact on society -> research on a disease has a positive impact on society by helping to prevent / cure that disease