Perhaps you should try some spelling variations:
dong yang » dong hoang, wang yang, dan yang
yang yang » wang yang, wang yan
kong saur » kong sar, kong siu, kong your
dam rein » dam region, am rhein, der rein
yang jin » yang jie, yang jun, shang jin
ying jin » jing ji, yang jie
di rein » i rein, der rein

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 ((dong yang) OR (yang yang)) ((di rein) OR (dam rein)) ((yang jin) OR (ying jin)) kong saur ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang ((dong yang) or (yang yang)) ((di rein) or (dam rein)) ((yang jin) OR (ying jin)) kong saur ;~".
• Adding a wildcard symbol may retrieve word variants: wang ((dong yang) or (yang yang)) ((di rein) or (dam rein)) ((yang jin) OR (ying jin)) kong saur ;*.