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General Sign Language - Daily Language (3) 2020-07-09 -
General Sign Language - Daily Language (2) 2020-07-09 -
General Sign Language - Daily Language (1) 2020-07-09 -
Common Sign Language - Common Surnames (Part 2) 2020-07-09 -
Common Sign Language - Common Surnames (I) 2020-07-09 -
Interpretation of Relevant Issues in the Common Words List of National Sign Language (II) 2020-07-10 -
Common Knowledge of Common Words List of National Sign Language 2020-07-10
