"emphasize above" is correct and can be used in written English.
It is typically used to indicate that something should be given particular attention or importance over other things in the sentence. Example: It is important to emphasize above all else the need for honesty in this relationship.
Most of these studies have emphasized above-ground interactions, largely overlooking plant soil biota interactions and the indirect, plant-mediated impacts of soil biota on above-ground herbivores [5, 8, 9].
Accordingly, I think that it would be quite useful to change accents and to emphasize the above discovery in the title, abstract etc.
To do so, their methodology emphasizes service above prestige; they take into account factors like student participation in community service and graduate Peace Corps involvement when deciding which schools are best.
It conveys this message through its tripartite structure, as emphasized above by the italics.
With self-esteem emphasized above all else, students' lack of accomplishment is explained away in terms of different learning styles.
"Nubby tweeds, neutral colors and informality: when good design reigned, texture in textiles was emphasized above all else," he said.
During the years that this shaming code is instilled into children, the collective is emphasized above the individual and his freedoms.
Caldicott was a place where loyalty to the school was emphasized above all else, where a culture of secrecy and shame prevailed and where emotional distress was something to be quelled, not indulged.
That said, you can find wage data that shows more of an acceleration, so, as I emphasized above, at this point, it's hard to nail down the underlying trend.
Dr. Curtis contributed to the issue and the conference, and emphasized above all disgust as an adaptation to avoid disease-causing microbes and parasites that involves not only taste and smell but also sight and touch.
