Perhaps you should try some spelling variations:
information presentation » information representation, information propagation, information dissemination
presentation methods » preservation methods, representation method, prevention methods
methods emission » methane emission, methods session, methods decision
emission system » expression system
system litre » system litter, system life, system glite

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

• Performing a fuzzy search may retrieve terms with similar spellings: information presentation methods emission system litre~.
• Adding a wildcard symbol may retrieve word variants: information presentation methods emission system litre*.