Perhaps you should try some spelling variations:
tang ching » hang china, tang chun, tang zheng
lung tang » leung tang, gung thang, tang tang
weng fang » jing fang
lung can » hung cam
wen wang » wei wang, chen wang, men want
die wand » die wende, die wahl
wand hui » wang hui

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((lung tang) OR (lung can)) tang ching ((wen wang) or (weng fang)) die wand hui ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((lung tang) OR (lung can)) tang ching ((wen wang) OR (weng fang)) die wand hui ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((lung tang) OR (lung can)) tang ching ((wen wang) or (weng fang)) die wand hui ;*".