Perhaps you should try some spelling variations:
"die falcon" » "de falco", "die fallen", "die falschen"
"de factor" » "de facto", "e factor", "dose factor", "de factoor", "de faitor"
"i falcon" » "_ falcon", "2 falcon", "5 falcon"
"de fact" » "de facto", "de fait", "e fact"

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: (("de factor") OR ((((("die falcon") OR ("i falcon"))) OR ("de fact")))).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"de factor\") or (((((\"die falcon\") OR (\"i falcon\"))) or (\"de fact\"))))".
• Removing quotes may allow a broader search: (( de factor ) or ((((( die falcon ) OR ( i falcon ))) or ( de fact )))).
• Adding a wildcard symbol may retrieve word variants: (("de factor") or ((((("die falcon") OR ("i falcon"))) or ("de fact"))))*.