🤔+❓

#thinking question #dấu hỏi

ỏ+❓

#vietnamese diacritic #tone mark #hook above #vietnamese writing #specific character #dấu hỏi

🎣+❓

#hook mark #question shape #diacritic shape #visual similarity #dấu hỏi

🇻🇳+❓

#vietnamese tone #vietnamese language #dấu hỏi #hook above #diacritic #question mark tone