Perhaps you should try some spelling variations:
china grain » china plain, china rail
china main » china's main, china may
china gain » china going, china plain
rong hai » hong hai, dang hai, long han
yang li » yang lin, yang di, yang xi
li rong » yi rong, li cong, li song
wang » wan, lang

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

• Performing a fuzzy search may retrieve terms with similar spellings: (wang or wing) yanling than ((((china grain) OR (china main))) or (china gain)) yang li rong hai ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (wang OR wing) yanling than ((((china grain) OR (china main))) OR (china gain)) yang li rong hai ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(wang or wing) yanling than ((((china grain) OR (china main))) or (china gain)) yang li rong hai ;*".