Perhaps you should try some spelling variations:
mark david » mare davide, parker david
park david » parker david, clarke david, market david
lang tan » liang tan, lang lang, tang tang
tan yong » tan hong, tan kong, tan yang
hong ghi » zhong zhi, hong g
hong hai » shang hai, zhong tai, dang hai
yong di » yang di, dong di, gong di
di gene » i gene, di genere, di atene

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

• If you are trying to use Boolean operators, they must be ALL CAPS: lang tan yong di gene ((park david) OR (mark david)) ((hong ghi) OR (hong hai)) ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "lang tan yong di gene ((park david) or (mark david)) ((hong ghi) OR (hong hai)) ;~".
• Adding a wildcard symbol may retrieve word variants: lang tan yong di gene ((park david) or (mark david)) ((hong ghi) OR (hong hai)) ;*.