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1

4235e7e9cde43eba67f5
4235e7e9cde43eba67f5893×1835 136 KB
My app’s URL:
5e148a57a75a54040d4b
5e148a57a75a54040d4b893×1835 173 KB

2

Probably your font choice does not support Vietnamese? Do you use the “system” font?