sānjiǎocèliángfǎ
ㄙㄢ ㄐㄧㄠˇ ㄘㄜˋ ㄌㄧㄤˊ ㄈㄚˇ
Simplified 三角测量法
Taivo → Settings → Partner inbox → Make the link. It stays in this browser.
Keep 三角測量法 and it comes back until you know it.