Perhaps you should try some spelling variations:
badger debate » badger became, faber debate, nudge debate
under debate » gender debates, der debatte, under state
crises how » crisis how
un debate » un debat, u.s debate, _ debate
how scale » how stable, how small, how space
wing yan » wang yan, wing ian, wing tan
yan ding » san dinge, yan liang, yang jing

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

• Performing a fuzzy search may retrieve terms with similar spellings: wing yan ding ((un debate) or (((under debate) OR (badger debate)))) during crises how scale ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wing yan ding ((un debate) OR (((under debate) OR (badger debate)))) during crises how scale ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wing yan ding ((un debate) or (((under debate) OR (badger debate)))) during crises how scale ;".
• Adding a wildcard symbol may retrieve word variants: wing yan ding ((un debate) or (((under debate) OR (badger debate)))) during crises how scale ;*.