7 books in series

Vorkosigan Omnibus

Vorkosigan Omnibus is a 7-book series with 7 primary works first released in 1986 with contributions by Lois McMaster Bujold.

Cordelia's Honor
Young Miles
Miles, Mystery & Mayhem
Miles Errant (Vorkosigan Omnibus, #4)
Miles, Mutants and Microbes
Miles in Love (Vorkosigan Omnibus, #6)
CryoBurn