не являться достаточным для(не являлись достаточными для удовлетворения спроса = fell short of demand. The iPad performed as expected, with sales of nearly 23m, up on 15.4m, while supplies of the recently launched iPad mini fell short of demand ...)
не достичь цели о снаряде(of a missile) fail to reach its target.
: ‘An Iraqi surface-to-surface missile that was being fired at our troops fell short of its target.’Bullfinch)
не достичь цели(The film falls short of a goal set by Baz Luhrmann, as all this 3D glitz and glamour ultimately oveshadow the heart and soul of Gatsby's story.ART Vancouver)
не достигать цели(If all hypotheses cannot be tested, then the results of any experiment are inconclusive and the entire scientific method falls short of its goal of establishing proven knowledge.bigmaxus)