Perhaps you should try some spelling variations:
gangs pain » ganges basin
liu gangs » liu gang, liu yang
lang yan » wang yan, wang yang, zhang yan
yang li » yang lin, yang di, yang xi
long du » long d, long do, long run
yan li » yuan li, tan li, yin li
yan zi » yan zhi, yuan zi, ban zi

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

• Performing a fuzzy search may retrieve terms with similar spellings: lang yan ((((((yan li) OR (yan zi))) or (gan li))) or (yang li)) liu gangs pain long du ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: lang yan ((((((yan li) OR (yan zi))) OR (gan li))) OR (yang li)) liu gangs pain long du ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "lang yan ((((((yan li) OR (yan zi))) or (gan li))) or (yang li)) liu gangs pain long du ;*".