Perhaps you should try some spelling variations:
gong gang » hong gang, gong qiang, gongs gong
gong meng » gong min
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, gan li, yan zi
tan li » tang li, tian li, gan li

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 (tan li))) or (yang li)) liu ((gong meng) OR (gong gang)) long du ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: lang yan ((((yan li) OR (tan li))) OR (yang li)) liu ((gong meng) OR (gong gang)) long du ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "lang yan ((((yan li) or (tan li))) or (yang li)) liu ((gong meng) OR (gong gang)) long du ;*".