Perhaps you should try some spelling variations:
dang fan » wang fan (Expand Search), dang van (Expand Search), dong fan (Expand Search)
yang fan » yang yang (Expand Search), zhang fan (Expand Search), yang en (Expand Search)
jan van » janse van (Expand Search), dang van (Expand Search), tang van (Expand Search)
jan jan » janse jan (Expand Search), jang jae (Expand Search), kuan jan (Expand Search)
cornelis » cornelius (Expand Search), cornelia (Expand Search), dscornelis (Expand Search)
gijsbert » gilbert (Expand Search), ginsberg (Expand Search)

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

• Performing a fuzzy search may retrieve terms with similar spellings: cornelis gijsbert gerrit ((((jan van) OR (jan jan))) OR (((dang fan) OR (yang fan)))) steenis~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "cornelis gijsbert gerrit ((((jan van) OR (jan jan))) OR (((dang fan) OR (yang fan)))) steenis*".