Perhaps you should try some spelling variations:
"northern transylvania" » "northern transylvanica" (Expand Search), "northern transilvania" (Expand Search)
"wortern transylvanie" » "wortern transylvanica" (Expand Search), "wortern transilvania" (Expand Search), "wortern transsilvanien" (Expand Search), "worten transylvanie" (Expand Search), "wornern transylvanie" (Expand Search)
"worter transylvanie" » "worter transylvanica" (Expand Search), "worter transilvania" (Expand Search), "worter transsilvanien" (Expand Search), "worte transylvanie" (Expand Search), "worner transylvanie" (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: (("northern transylvania") OR ((("wortern transylvanie") OR ("worter transylvanie"))))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"northern transylvania\") OR (((\"wortern transylvanie\") OR (\"worter transylvanie\"))))".
• Removing quotes may allow a broader search: (( northern transylvania ) OR ((( wortern transylvanie ) OR ( worter transylvanie )))).
• Adding a wildcard symbol may retrieve word variants: (("northern transylvania") OR ((("wortern transylvanie") OR ("worter transylvanie"))))*.