'composition includes' is a perfectly correct and usable phrase in written English.
You can use it as part of a sentence when introducing or discussing a set of elements that are part of a larger group or composition. For example, "The composition of the committee includes five representatives from each of the participating countries."
The composition includes excerpts from Ethiopian hymns for Lent.
A colorful canvas of geometric shapes, the composition includes a foreboding inverted black triangle, one of Kandinsky's symbols of the darkening world around him.
Pepper's phytochemical composition includes lemon, pine, bergamot and neroli with smaller quantities of ginger, clove and geraniol — a primary component of rose oil.
The composition includes tombstones with the names of young people who have died in altercations over the basketball shoes, and an amazing depiction of a young man, recently shot, bleeding Nike insignia.
Shows like "Idol" continue to be able to charge sizable premiums to advertisers because the audience composition includes a lot of those younger people — and in a better concentration.
The initial annealing by Gag is assisted by the architecture of an early viral assembly intermediate we term the "tRNALys3 annealing complex" whose composition includes Gag, GagPol, viral RNA, lysyl-tRNA synthetase (LysRS), and the tRNALys isoacceptors.
A hunting composition including a person with a bow and arrow.
These differences in milk composition include higher levels of protein, fat, carbohydrates, vitamins and minerals.
Furthermore, these ideas ended up informing the rest of the composition, including earlier movements.
Atmospheric composition, including volcanic aerosol, and solar irradiance variability were prescribed along the integration using actual values up to 2005.
Detailed product composition – including retained organic matter – is determined in a time resolved mode.
