"compelling expressions of" is correct and usable in written English.
This phrase is used to describe something that is expressed in a persuasive or convincing manner. For example: "The artist used compelling expressions of color to make the painting come alive."
Some fans (myself included) found it a more compelling expression of her edgy, poetic Scottish sensibility than the somewhat retro though undeniably beautiful Ratcatcher.
Marcelo Gomes brought an unexpected warmth and sweetness to his well-danced Camille, and he and Paloma Herrera, deliciously wicked yet sympathetic as Valencienne, made of the characters' central pas de deux a compelling expression of love.
If you didn't have a lump in your throat a moment before, you likely did after that compelling expression of the real reason for war - to protect and preserve what we as Americans hold dear.
"This girl is full of light and youth, with such a compelling expression that you really do want to know what she's saying.
A number of compelling of examples of such have been shown through use of heterologous expression assays (Tautz 2000; Weirauch and Hughes 2010).
In particular, the work Wheatfield with Crows serves as a compelling and poignant expression of the artist's state of mind in his final days, a painting Hulsker discusses as being associated with "melancholy and extreme loneliness," a painting with a "somber and threatening aspect", a "doom-filled painting with threatening skies and ill-omened crows".
These data provide compelling evidence that expression of the AQP on the plasma membrane is essential for protecting human prostate cancer cells from cryoinjury, suggesting a specific functional role of the AQP in cancer cell biology.
Furthermore, there is compelling evidence that expression of V600EBRAF in primary human melanocytes causes senescence in vitro (Gray-Schopfer et al, 2006; Michaloglou et al, 2005) indicating that mutated BRAF alone is not sufficient for malignant transformation to melanoma.
These studies provided compelling evidence that expression of β-catenin is a necessary condition for the expression not only of major enzymes of ammonia detoxification, but also of many CYP isoforms in the liver (Braeuning 2009; Loeppen et al. 2005; Sekine et al. 2006).
Though these wines are known for their assertive blockbuster style, subtler expressions of them can be compelling.
