A sua pesquisa - ((international communication) or (international convention)) based decisions daa scheme - não corresponde a nenhum registo.

Talvez deva tentar algumas variações de ortografia:
international communication » interpersonal communication, international cooperation, intercultural communication
international convention » international cooperation, international context, international conference
based decisions » based decision
decisions daa » decisions data, decisions a, decisions eat
daa scheme » a scheme

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