Perhaps you should try some spelling variations:
birth timing » burst timing
about timing » about thinking, about writing, about time
how china's » from china's
dong jung » hong jong, dong ping, dong yang
jae young » a young, ju young, saw young
young jin » young jean, young john, young men

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: ((dong sin) OR (dong jung)) how china's ((birth timing) OR (about timing)) jae young jin ;~.
• Adding a wildcard symbol may retrieve word variants: ((dong sin) or (dong jung)) how china's ((birth timing) or (about timing)) jae young jin ;*.