Perhaps you should try some spelling variations:
bent when » best when, debt when, text when
dong sink » dong sin, dong ping
dong bin » dong sin, dong di, dann bin
when tan » when can, chen tan, when take
hong shu » cong shu, tong shui, wong shiu
ya a » a a, y a, ye a
k a » uk a
wang » wing, wan, lang

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "((wang yan) OR (((dong sink) OR (dong bin)))) ((ya a) OR (k a)) bent when tan hong shu ;~".
• Adding a wildcard symbol may retrieve word variants: ((wang yan) OR (((dong sink) OR (dong bin)))) ((ya a) OR (k a)) bent when tan hong shu ;*.