Perhaps you should try some spelling variations:
"cornelius gilbert gerrit jan van steensel" » "cornelius gilbert geert jan van steensel" (Expand Search), "cornelius gilbert gerrit jan jan steensel" (Expand Search), "cornelius gilbert gerrit janse van steensel" (Expand Search), "cornelius gilbert gerrit dang van steensel" (Expand Search)
"dscornelis gijsbert gerrit jan van steensel" » "dscornelis gijsbert geert jan van steensel" (Expand Search), "dscornelis gijsbert gerrit jan jan steensel" (Expand Search), "dscornelis gijsbert gerrit janse van steensel" (Expand Search), "dscornelis gijsbert gerrit dang van steensel" (Expand Search), "cornelis gijsbert gerrit jan van steensel" (Expand Search), "dscornelis ginsberg gerrit jan van steensel" (Expand Search)

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"cornelius gilbert gerrit jan van steensel\") OR (\"dscornelis gijsbert gerrit jan van steensel\"))~".
• Removing quotes may allow a broader search: (( cornelius gilbert gerrit jan van steensel ) OR ( dscornelis gijsbert gerrit jan van steensel ))~.
• Adding a wildcard symbol may retrieve word variants: (("cornelius gilbert gerrit jan van steensel") OR ("dscornelis gijsbert gerrit jan van steensel"))*.