The phrase "a compelling mixture of" is correct and usable in written English.
It can be used to describe a combination of elements that are engaging or interesting in some way.
Example: "The film is a compelling mixture of drama, humor, and suspense that keeps the audience on the edge of their seats."
Alternatives: "an intriguing blend of" or "a fascinating combination of".
Tymoshenko is a compelling mixture of ruthless calculation, iron will and sincere passion.
There is a compelling mixture of the visionary genius and the utter charlatan in Liszt.
The show's big attraction, though, is James Purefoy as Carroll, a compelling mixture of focused charm and explosive impulse.
By far the spunkiest of this group is Margaret, whom Ms. Posey plays with a compelling mixture of abrasive bravado and wrenching sadness.
It was the great movie composer's final score: a compelling mixture of sinuous jazz and a declamatory orchestral soundtrack, denoting as nothing else could a presentiment of catastrophe.
Hergé was a brilliant draftsman, and his drawings, devoid of cuteness and sentimentality, are a compelling mixture of simplicity and precise detail.
"A really compelling mixture of encouragement and hope, and a real recognition of the challenges that each of these people would face.
The implied connection, anyway, gives O'Reilly a good pretext for the odd but compelling mixture of subjects on "The O'Reilly Factor," with foreign policy one minute, a lurid (one might even say titillating) sex crime the next, and the Times columnist Nicholas D. Kristof's latest unfair attack on O'Reilly the next.
But that doesn't prevent the story from being suspenseful and blackly humorous, and again there is that compelling mixture of terribly ordinary everyday life, with a quite fantastical big event.
It seems as if this compelling mixture of hard science and honest truth cannot fail.
He drew this flayed and opened animal with the same compelling mixture of curiosity and compassion that puts Leonardo da Vinci's human anatomical drawings among the world's greatest works of art.
