Je was op zoek naar: optional extras (Spaans - Engels)

optional
optional

(optional)
(e) promotional credits.

b) optional
b) optional

company (optional):
company (optional):

"vitrificaciòn" optional.
"vitrification" optional.

ballenaconstellation name (optional)
cetusconstellation name (optional)

mandatory mandatory mandatory mandatory optional optional optional mandatory optional optional optional
mandatory mandatory mandatory mandatory optional optional optional mandatory optional optional optional

buscar paquetes cuya prioridad es prioridad; la prioridad puede ser extra, important, optional, required, o standard.
matches packages whose priority is priority; priority must be extra, important, optional, required, or standard.