Perhaps you should try some spelling variations:
"oxford critical demography / oxford critical demography" » "oxford critical geography / oxford critical geography", "oxford political demography / oxford political demography", "oxford critical biography / oxford critical biography", "oxford critics demography / oxford critics demography", "oxford poetical demography / oxford poetical demography", "word critical demography / word critical demography"
"oxford classical biography / oxford classical biography" » "deformed classical biography / deformed classical biography"

You may be able to get more results by adjusting your search query.

• If you are trying to use Boolean operators, they must be ALL CAPS: (("oxford classical biography / oxford classical biography") OR ("oxford critical demography / oxford critical demography")).
• Removing quotes may allow a broader search: (( oxford classical biography / oxford classical biography ) or ( oxford critical demography / oxford critical demography )).
• Adding a wildcard symbol may retrieve word variants: (("oxford classical biography / oxford classical biography") or ("oxford critical demography / oxford critical demography"))*.