Perhaps you should try some spelling variations:
"costa y font, joan." » "costa e font, joan." (Expand Search), "costa i font, joan." (Expand Search), "costa m font, joan." (Expand Search)
"costa de font, joan." » "costa de fond, joan." (Expand Search), "costa de fons, joan." (Expand Search), "costa de lafont, joan." (Expand Search)