"in solos" is a perfectly acceptable phrase in written English.
It is most often used in reference to musical performance or composition. For example, "The band performed several of their songs in solos."
But then as their musical imagination started developing, so they started thinking up their own ways of beginning, ending, and putting in solos.
PHILADELPHIA — The dances choreographed by Merce Cunningham abound in solos.
Yet they are all mainly stranded in solos.
Mr. Owens and Mr. Sands got to tell medium-size stories in solos.
Characters, now in modern dress without masks, take the stage in solos and duets.
Rather than set out Israel's story in a densely scored chronicle, he presents it in solos.
Other excerpts traverse ebullient, melancholy and lustful moods in solos, duos and quartets.
Its new concertmaster, Noah Bendix-Balgley, and its principal trumpeter, George Vosburgh, were particularly fine in solos.
His strengths are magnified in solos for the women, which explore the lush nature of the music with resounding simplicity.
He pulls some hot moves in solos, strumming chords and making repeated patterns, almost like a kora player.
Mikhail Baryshnikov in "Solos With Piano," an evening of music and dance with Mikhail Baryshnikov and Pedja Muzijevic, pianist.
