century) Bolü (勃律（ㄅㄛˊ ㄌㄩˋ）) (AD 6th century–8th century) Lesser Bolü (小勃律（ㄒㄧㄠˇ ㄅㄛˊ ㄌㄩˋ）) (AD 7th century–8th century) Greater Bolü (大勃律（ㄉㄚˋ ㄅㄛˊ ㄌㄩˋ）)...