Perhaps you should try some spelling variations:
methode 2an » methode 2, methode 2.1, methode 2.2
methode vi » methoden vi, methode von, methode 2
2an bavel » van bavel
methode v » methode 2, methode 3, methode 4
vi based » ai based, ni based, si based
v bavel » van bavel, v bavula

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: (( methode 2an bavel / gtt ) OR ((( methode v bavel / gtt ) OR ( methode vi based / gtt )))).
• Adding a wildcard symbol may retrieve word variants: (( methode 2an bavel / gtt ) or ((( methode v bavel / gtt ) or ( methode vi based / gtt ))))*.