"Portugal" . . "China" . . . . . . . . . . "Sources"@en . . "Can I resolve a long-standing enigma of the first age" . "Can I resolve a long-standing enigma of the first age"@en . "History"@en . . . "Can I resolve a long-standing enigma of the first age of Sino-Portuguese relations or do I just think I can?"@en . "Can I resolve a long-standing enigma of the first age of Sino-Portuguese relations or do I just think I can?" . . "Can I resolve a longstanding enigma of the first age of Sino-Portuguese relations or do I just think I can?" . . . . "Can I resolve a long standing enigma of the first age of Sino-Portugese relations or do I just think I can?"@en . . . .