to make strides - to improve the way something is developing, to crunch - to deal with large amounts of data very quickly, to find a solution, a brain-buster - a logical or mental problem, prolific - producing many works, etc., innocuous - not harmful or dangerous, to precipitate from - to be the source of something, to tackle - to make a determined effort to deal with a difficult problem or situation, a setback - a difficulty or problem that delays or prevents something, or makes a situation worse, a dam - a barrier that is built across a river in order to stop the water from flowing, used especially to make a reservoir or to produce electricity, to elude - to escape the perception, understanding, or grasp of, robust - strongly formed or constructed, to flourish - to reach a height of development or influence, to yield - to produce,

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