-> Collaboration 94; Conversation 108, 109, 110; Conversational matrix 113, 117; Learning 208, 210, 211, 215, 216; Opportunist A & L 251; Practical 274; Work 375, 376, 381;
& Blurting 78; Conversational matrix 111; Intersubjectivity 188; Language 197; Paradigm 259; Pragmatics 278; Speaker-hearer context 324; Surface-structure 337; Work 393;