Homicide detectives have charged two more people over the alleged murder of Kym Taylor.
Ms Taylor's body was found in bushland in Bedfordale on November 18.
A 46-year-old man was charged with her murder last month.
On Saturday, a 39-year-old man was also charged with murder.
He was refused bail and is due to appear in the Perth Magistrates Court today.
On Monday December 10, a 27-year-old woman was charged with accessory after the fact to an indictable offence.
She was refused bail and will appear in the Armadale Magistrates Court in January.