Perhaps you should try some spelling variations:
international communication » interpersonal communication, international cooperation, intercultural communication
international convention » international cooperation, international context, international conference
forest pattern » forest litter, test pattern
a deciduous » _ deciduous, dry deciduous

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((international convention) OR (international communication)) a deciduous forest pattern~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((international convention) OR (international communication)) a deciduous forest pattern".
• Adding a wildcard symbol may retrieve word variants: ((international convention) OR (international communication)) a deciduous forest pattern*.