Possible Clues:

• Vietnamese coin
• Vietnamese currency
• Good, in Chinese
• 'Ni ___, Kai-Lan' (Nickelodeon cartoon)
• "Ni ___, Kai-Lan" (Nickelodeon cartoon)
• 'Ni ___!' (Hello, in China)
• Vietnamese currency unit
• Vietnamese coinage
• Ni ___ ('Hello' in Mandarin Chinese)
• "Ni __": Chinese "Hello"