Perhaps you should try some spelling variations:
lang yuan » fang yuan, wang yuhan, meng yuan
yuan wang » yan wang, yuan kang, yuan chang
khan sher » han shen, than she
khan syed » ahsan syed, shah syed
chang mae » chang ha, changes made
mae hong » ma hong, care hong, tan hong
hong shu » cong shu, tong shui, wong shiu
can she » can see, can shape, can save

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

• Performing a fuzzy search may retrieve terms with similar spellings: lang yuan wang ((((khan sher) OR (khan syed))) or (can she)) chang mae hong shu ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: lang yuan wang ((((khan sher) OR (khan syed))) OR (can she)) chang mae hong shu ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "lang yuan wang ((((khan sher) OR (khan syed))) or (can she)) chang mae hong shu ;".
• Adding a wildcard symbol may retrieve word variants: lang yuan wang ((((khan sher) OR (khan syed))) or (can she)) chang mae hong shu ;*.