極力 = As much as possible できる限り = as much as possible 大幅に = significantly/greatly 一気に = all at once (without resting) 思い切って = boldly/strongly/determinedly
極力 = As much as possible できる限り = as much as possible 大幅に = significantly/greatly 一気に = all at once (without resting) 思い切って = boldly/strongly/determinedly