Perhaps you should try some spelling variations:
zwang iii » zugang iii, klang iii
yang zili » yang dali, yang li
wan wang » wen wang, yan wang, wang yang
yang iii » klang iii, yang di, yang jui
david ng » david g, david n, david a
form i » form _, reform i
form a » form _, reform a
ng hai » dang hai, hong hai

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: wan wang ((((yang iii) OR (zwang iii))) OR (yang zili)) ((form i) OR (form a)) david ng hai ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wan wang ((((yang iii) or (zwang iii))) or (yang zili)) ((form i) OR (form a)) david ng hai ;~".
• Adding a wildcard symbol may retrieve word variants: wan wang ((((yang iii) or (zwang iii))) or (yang zili)) ((form i) OR (form a)) david ng hai ;*.