After unlocking the "Passwords" option at the pause menu, enter one of the passwords below.

Password	Effect
DALKHU-SUBTUM	Access secret room in Eribu.
DINGER-GISBAR	Access second secret room in Eribu.
IKKIBU-LABIRU	Access third secret room in Eribu.
ISKART-EHANZU	Access secret room in E-Kur-Mah.
REVEAL-SUDRAN	Translates all notes written in Sudran.
REVEAL-VYKHYA	Translates all notes written in Vykhya.