Please give a legit explanation why team Thailand lost two points and does not allow substitutions s

Firstly, I feel unacceptable for this match.
Secondly, I feel Japanese volleyball team they are do anything is unfair like a robbers that they do.
Thirdly, I would like FIVB come to make audition about this match and the referee of this match. Because, its not first time that they do.
Finally, Thai people and Thailand need clarification from FIVB and referee. Why we can't do and many things in game that actually we can such as , replace our players, challenging for unclear points. Moreover, Its so important thing to clarify why the referee gave free points for to time for Japanese team? And then what is our mistakes?

Consequently, Sports should reach to friendships and the best relationship not conflict. Nobody could accept when they are robed by friends. On the one hand, Nobody want to be a friend with the robbers. This situation may reach to long-term conflict of both countries. Please do not ignore our requirements.