tǔtóutǔnǎo
ㄊㄨˇ ㄊㄡˊ ㄊㄨˇ ㄋㄠˇ
Simplified 土头土脑
Taivo → Settings → Partner inbox → Make the link. It stays in this browser.
Keep 土頭土腦 and it comes back until you know it.