The phrase "always but only" is correct and usable in written English.
It can be used to indicate that something occurs consistently, but under specific conditions or limitations.
Example: "The system will always but only activate when the temperature drops below freezing."
Alternatives: "consistently but exclusively" or "invariably but solely".
Not exactly always, but only 21 months separate them from birth.
However, according to Kepler, "this happens only by chance and not always, but only when the error in the one proposition meets another proposition, whether true or false, appropriate for eliciting the truth" (trans. Jardine, p. 140).
A splash of topicality is always welcome, but only if it is leavened by sentimentality and structural tidiness.
It taught me what I had always known but only intellectually – that people think with their fingers".
Over 90 minutes the show is always informative but only the totally naive will find it a life-changing event.
Destroying intellectual freedom is always evil, but only religion makes doing evil feel quite so good," he said.
So I can't help wondering if cellulite isn't just a construct that's always existed, but only recently been defined as a problem.
This is why I think cases of autism have always existed, but only appear to have risen in the last few decades because they were previously missed or misdiagnosed.
Listening, one seems to stand still while the music circles, almost as if this were a passacaglia, with building and developing shapes and colors playing over a repeating fundamental theme, always present but only implied.
Even for the linear mappings this is not always true, but only under additional assumption that initial mapping is bijective.
Being an entrepreneur is always dicey, but only slightly more uncertain than life in the corporate world where the constant pressure to cut costs and remain competitive creates endless churn.
