The phrase "are only workable" is correct and usable in written English.
It can be used to indicate that something is feasible or practical under certain conditions.
Example: "The proposed solutions are only workable if we receive the necessary funding."
Alternatives: "are merely feasible" or "are just practical".
"We're used to treating information as 'free,' " he writes, "but the price we pay for the illusion of 'free' is only workable so long as most of the overall economy isn't about information".
A senior rebel leader in Eastern Ukraine has told the BBC that a peace deal brokered by the West is only workable if Ukraine's government recognises rebel-held territory in the east as being independent from Ukraine.
Nonetheless, one dilemma that is inevitable and we fell into in the experimentation of xenografted nude mice is that let-7g reexpression was only workable at the earlier stage (at or before the 10th days).
Though there are only a handful of workable algorithms designed to run on quantum computers, scientists say their application may prove vastly more useful than today's technology in simulating a wide variety of biological, chemical and physical systems.
There is only one workable definition of opera.
Mr. Grove says there are only a few finishing touches left: small details like seats, lights and a workable stage.
Natural selection is considered by many to be the prime component of evolutionary theory and is the only workable mechanism ever proposed that is capable of accounting for the adaptive features of organisms.
Numerous countries agree that a monitoring mechanism for the convention — one that includes civil society participation ensures the publication of reports and guarantees countries are visited by government peers — is not only workable but effective.
Though a non-decision is highly ambiguous, it may also be the only workable or realistic position to adopt given that the field is constrained by uncertainty regarding the risks of infectious diseases.
