* Which countries use Mandarin as their official language?
* This would include China, Taiwan, Singapore, and Malaysia.
* Which people use Mandarin as their native language?
* This would include people in Mainland China, Taiwan, Singapore, Malaysia, and significant minorities in other countries like Thailand, Indonesia, Vietnam, and the Philippines.
* Which regions use Mandarin as their main language?
* This would include the majority of China, parts of Taiwan, parts of Singapore and Malaysia, and specific areas in other Southeast Asian countries.
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