"flowing shapes" is a correct and usable phrase in written English.
You can use it to describe something with curved and smooth lines, like a river. For example, "The city skyline featured many soft, flowing shapes."
The work is a blend of three distinct flowing shapes.
His flowing shapes imply a sense of movement that is similar to the gestures of some of my buildings".
The firm of Daum was distinguished, after World War II, by its thick clear glass vessels manipulated into flowing shapes to designs by Michel Daum.
That grille anchors the flowing shapes of the new car, Mr. de'Silva said, and gives rise to the main line of the car.
With spiky towers, domes, arches and strange flowing shapes, it resembles an all-white take on Gaudí's house, high on the wind- and wave-battered coast of Punta Ballena.
The Favrile glass invented by Louis Comfort Tiffany, with its flowing shapes derived from naturalistic forms and its lustrous surface, was much admired and particularly influenced glassmakers in central Europe.
The marine analogy is enhanced by the flowing shape of the installation.
A flowing shape evoking the classic E-Type, it is rendered in the ubiquitous silver with a barely discernible crease around its waist.
I have this piece, which has sort of a mix between a geometric and also a more flowing shape to it.
There was flowing, shape-shifting pulse from Mr. Royston; there were commanding solos, most often from Mr. Taborn, though some from Mr. Irabagon too, at least in the second set.
Certainly, he is less fluent in the subject than his predecessor, Bill Clinton, who displayed an intuitive grasp of how arcane issues like cross-border capital flows shaped everyday lives for better and worse.
