Perhaps you should try some spelling variations:
information relative » information relating, information relations, information regulation
relative methods » creative methods, reactive methods, relation methods
decision based » decision aid
decision gate » decision game, decision case, decision guide
decision data » decisions data, precision data, decision aid

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

• Performing a fuzzy search may retrieve terms with similar spellings: information relative methods ((((decision gate) or (decision data))) or (decision based)) libre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: information relative methods ((((decision gate) OR (decision data))) OR (decision based)) libre.
• Adding a wildcard symbol may retrieve word variants: information relative methods ((((decision gate) or (decision data))) or (decision based)) libre*.