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| zasílání zpráv (A real-time communication over the Internet in which a sender types a message to one or more recipients and the recipient(s) immediately receives the message in a pop-up window); relace zasílání rychlých zpráv (A real-time communication over the Internet in which a sender types a message to one or more recipients and the recipient(s) immediately receives the message in a pop-up window) | |||
