Perhaps you should try some spelling variations:
nivell » nivello, nivel, novell
nivela » nivel, novela, nivola
novelle » nouvelle, vovelle, noelle, novelale, nivelle
nouvellee » nouvelle, nouvelles, noveller
novelo » novello, novela, novell, novelao, nivelo
noveli » novelli, novela, novell, novelai, niveli
novel » novela, nivel

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: Cat AND Mouse ((((nivell OR nivela) OR ((novelle OR nouvellee) OR novelo)) OR (noveli OR novel)))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "Cat and Mouse ((((nivell OR nivela) OR ((novelle OR nouvellee) OR novelo)) OR (noveli OR novel)))~".
• Adding a wildcard symbol may retrieve word variants: Cat and Mouse ((((nivell OR nivela) OR ((novelle OR nouvellee) OR novelo)) OR (noveli OR novel)))*.