Perhaps you should try some spelling variations:
david mant » david ian, david malone, david martin
chen wang » chen yang, chen rong, chen ping
wang yang » wang yan, wang liang, wang yanling
yang iii » klang iii, yang zili, zwang iii
iii form » iii from
david ma » david a, david m, david ian
form a » form _, reform a

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: chen wang yang iii form a ((david mant) OR (david ma)) (hari OR hard) ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "chen wang yang iii form a ((david mant) OR (david ma)) (hari or hard) ;~".
• Adding a wildcard symbol may retrieve word variants: chen wang yang iii form a ((david mant) OR (david ma)) (hari or hard) ;*.