The phrase "approach would fail" is correct and usable in written English.
It can be used when discussing the potential ineffectiveness of a particular method or strategy in achieving a desired outcome.
Example: "If we do not consider the feedback from our users, this approach would fail to meet their needs."
Alternatives: "method would be unsuccessful" or "strategy would not work".
While you might think that this "soft" correctional approach would fail to discourage crime, not so.
Moreover, such an approach would fail if the cells in the latent reservoir continued to become infected.
Any other approach would fail to accord proper deference to the policy judgments that find expression in the legislature's choice of sanctions.
The Pentagon has started to research drone-missile defence, but should be spending more, says David Trachtenberg, a former deputy assistant defence secretary, because the payoff could be "tremendous".Such an approach would fail against really big countries like China and Russia (which in any case can launch missiles from undetectable submarines).
Thus, their approach would fail in the presence of benign P2P traffic.
But this approach would fail to catch theft or mistakes once cases are cracked open.
These approaches would fail in the frames in which the actual fish is swimming close to the models since they are similar in appearance and movement pattern.
With the least squares approach, one would fail to detect departure from slope = 1 and intercept = 0 if the data were very scattered.
His work helps programmers find workable solution procedures avoiding approaches that would fail to find a solution in a reasonable amount of time.
This approach would probably fail anyway because larvae of D. melanostictus can survive in streams, puddles and brackish waters.
Alarmed at Prime Minister Ariel Sharon's comments earlier this week that Israel would intentionally cause casualties among the Palestinians to force them to the bargaining table, the Bush administration decided to terminate its unequivocal support for Mr. Sharon's hard-line strategy and declared today that his approach would likely fail.
