The phrase 'which earned her' is correct and usable in written English.
It expresses the idea that someone achieved something that resulted in them gaining recognition. For example: She worked hard on her project, which earned her the top grade in the class.
Her humor could be caustic, which earned her the sobriquet Malice Neel.
Close co-wrote the film, which earned her another Oscar nomination.
Her many subsequent stage credits included Happy Birthday (1946), which earned her the first Tony Award for best actress.
Yard made her a wide diamond bracelet punctuated with three giant star sapphires, which earned her the nickname Joan Blue.
Allen left Warner in 1997 and returned to editing with Wonder Boys (2000), which earned her a third Oscar nomination.
Farrell came close to sacrificing her career when she insisted on a purely nonsexual collaboration, which earned her little gratitude.
Her other films include Romancing The Stone and Peggy Sue Got Married – which earned her an Oscar nomination.
After her sister's death, Ms. Perez, too, became depressed and curtailed her cake-baking and baby sitting, which earned her $500 a month.
Mr. Greif, meanwhile, directed Ms. Menzel in 1996 in her breakout performance as Maureen in the original production of "Rent," which earned her a Tony nomination.
In 1998 Xu won the Fédération Internationale des Échecs (FIDE) Asian Women's Chess Championship, held in Kuala Lumpur, Malaysia, which earned her the Woman Grandmaster (WGM) title.
Under her leadership the party achieved important electoral gains against difficult odds in the 2004 general elections, which earned her the nickname "Queen of Elections" in the media.
