Perhaps you should try some spelling variations:
hyoung yang » kyoung yang
chen zheng » chen zhen, chen aizheng, cheng zhang
zheng cong » zheng rong, zheng song, shen cong
time last » time list, time past, time lost
his last » als last, his host, his land
cong di » dong di, gong di, among di
wang » wing, wan, lang

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: wang hyoung yang ((his last) OR (time last)) chen zheng cong di ;~.
• Adding a wildcard symbol may retrieve word variants: wang hyoung yang ((his last) or (time last)) chen zheng cong di ;*.