Perhaps you should try some spelling variations:
debat during » debate during, debt during, exit during
crises how » crisis how
qian yan » qian jun, qian yi
ying jin » jing ji, yang jie
yang jin » yang jie, shang jin, wang jing
yang jun » yang jui, pang jun, yang judy
how race » how space

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

• Performing a fuzzy search may retrieve terms with similar spellings: qian yan ((ying jin) or (((yang jin) OR (yang jun)))) debat during crises how race ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: qian yan ((ying jin) OR (((yang jin) OR (yang jun)))) debat during crises how race ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "qian yan ((ying jin) or (((yang jin) OR (yang jun)))) debat during crises how race ;".
• Adding a wildcard symbol may retrieve word variants: qian yan ((ying jin) or (((yang jin) OR (yang jun)))) debat during crises how race ;*.